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❄ How To Make Solid Nitrogen Ice in a Vacuum Chamber


oh that is so cool what’s up guys

oh that is so cool what’s up guys welcome back for another beautiful day

welcome back for another beautiful day

welcome back for another beautiful day of experimenting in this video we’re

of experimenting in this video we’re

of experimenting in this video we’re going to revisit a failed experiment

going to revisit a failed experiment

going to revisit a failed experiment from before and turn it into a success

from before and turn it into a success

from before and turn it into a success now I’ve noticed in my last couple of

now I’ve noticed in my last couple of

now I’ve noticed in my last couple of videos the comments have been blowing up

videos the comments have been blowing up

videos the comments have been blowing up with people asking me to put liquid

with people asking me to put liquid

with people asking me to put liquid nitrogen in a vacuum chamber

nitrogen in a vacuum chamber

nitrogen in a vacuum chamber you probably remember we did this in a

you probably remember we did this in a

you probably remember we did this in a previous video and we didn’t have any

previous video and we didn’t have any

previous video and we didn’t have any success at all no matter how long we

success at all no matter how long we

success at all no matter how long we round the vacuum pump or how hard we

round the vacuum pump or how hard we

round the vacuum pump or how hard we tried we just could not get the nitrogen

tried we just could not get the nitrogen

tried we just could not get the nitrogen to freeze but today is going to be

to freeze but today is going to be

to freeze but today is going to be different because today I guarantee

different because today I guarantee

different because today I guarantee success now I have to admit that the

success now I have to admit that the

success now I have to admit that the first time we tried putting liquid

first time we tried putting liquid

first time we tried putting liquid nitrogen into a vacuum chamber I really

nitrogen into a vacuum chamber I really

nitrogen into a vacuum chamber I really thought it was going to freeze I didn’t

thought it was going to freeze I didn’t

thought it was going to freeze I didn’t see any reason why I wouldn’t because

see any reason why I wouldn’t because

see any reason why I wouldn’t because there’s plenty of videos online of

there’s plenty of videos online of

there’s plenty of videos online of people getting it to work all the way

people getting it to work all the way

people getting it to work all the way from science laboratories to vacuum

from science laboratories to vacuum

from science laboratories to vacuum chamber channels to Cody’s lab so when

chamber channels to Cody’s lab so when

chamber channels to Cody’s lab so when we experienced such catastrophic failure

we experienced such catastrophic failure

we experienced such catastrophic failure I was very discouraged and wondered why

I was very discouraged and wondered why

I was very discouraged and wondered why so here’s what I did I reached out to my

so here’s what I did I reached out to my

so here’s what I did I reached out to my friend Cody from Cody’s lab to see what

friend Cody from Cody’s lab to see what

friend Cody from Cody’s lab to see what suggestions he had and he said the

suggestions he had and he said the

suggestions he had and he said the problem was this thing right here look

problem was this thing right here look

problem was this thing right here look how big this cookie jar is look how much

how big this cookie jar is look how much

how big this cookie jar is look how much volume it takes up and look at the size

volume it takes up and look at the size

volume it takes up and look at the size of our vacuum pump this container with

of our vacuum pump this container with

of our vacuum pump this container with this pump just doesn’t work the theory

this pump just doesn’t work the theory

this pump just doesn’t work the theory is that our little vacuum pump just

is that our little vacuum pump just

is that our little vacuum pump just can’t pump fast enough to keep up with

can’t pump fast enough to keep up with

can’t pump fast enough to keep up with the size of this jar so the solution

the size of this jar so the solution

the size of this jar so the solution really is as simple as grabbing a

really is as simple as grabbing a

really is as simple as grabbing a smaller jar so a big shout out to my

smaller jar so a big shout out to my

smaller jar so a big shout out to my friend Cody from Cody’s lab for the

friend Cody from Cody’s lab for the

friend Cody from Cody’s lab for the suggestion on using a smaller jar

suggestion on using a smaller jar

suggestion on using a smaller jar because today we’re going to put that to

because today we’re going to put that to

because today we’re going to put that to the test and it’s going to work

so here we are guys I just took a

so here we are guys I just took a Styrofoam cup filled up with liquid

Styrofoam cup filled up with liquid

Styrofoam cup filled up with liquid nitrogen and got myself one of these

nitrogen and got myself one of these

nitrogen and got myself one of these little wine glasses I’m going with the

little wine glasses I’m going with the

little wine glasses I’m going with the wine glass because got a nice large base

wine glass because got a nice large base

wine glass because got a nice large base and should help keep the nitrogen

and should help keep the nitrogen

and should help keep the nitrogen insulated and high up off the ground now

insulated and high up off the ground now

insulated and high up off the ground now Before we jump into trying to make this

Before we jump into trying to make this

Before we jump into trying to make this work I want to quickly address some of

work I want to quickly address some of

work I want to quickly address some of the comments I saw the last time we

the comments I saw the last time we

the comments I saw the last time we attempted making this work some people

attempted making this work some people

attempted making this work some people thought the reason it wasn’t working is

thought the reason it wasn’t working is

thought the reason it wasn’t working is because we actually need to add pressure

because we actually need to add pressure

because we actually need to add pressure rather than reduce it that would

rather than reduce it that would

rather than reduce it that would actually have the opposite effect than

actually have the opposite effect than

actually have the opposite effect than you think it would and I’ll tell you

you think it would and I’ll tell you

you think it would and I’ll tell you about it in just a minute but first

about it in just a minute but first

about it in just a minute but first let’s get to pouring our nitrogen so the

let’s get to pouring our nitrogen so the

let’s get to pouring our nitrogen so the nitrogen is in our cup and I think just

nitrogen is in our cup and I think just

nitrogen is in our cup and I think just to cool down this container I’m going to

to cool down this container I’m going to

to cool down this container I’m going to add a splash of nitrogen to the jar

add a splash of nitrogen to the jar

add a splash of nitrogen to the jar itself we don’t want to freeze the glass

itself we don’t want to freeze the glass

itself we don’t want to freeze the glass we just want to cool down the atmosphere

we just want to cool down the atmosphere

we just want to cool down the atmosphere inside it stuff that’s just going to

inside it stuff that’s just going to

inside it stuff that’s just going to help the atmosphere and the cookie jar

help the atmosphere and the cookie jar

help the atmosphere and the cookie jar cool down a little bit so it’s not quite

cool down a little bit so it’s not quite

cool down a little bit so it’s not quite as warm so our glass is cooled down you

as warm so our glass is cooled down you

as warm so our glass is cooled down you can see it’s about halfway full we’ll

can see it’s about halfway full we’ll

can see it’s about halfway full we’ll just top it up a little bit more and

just top it up a little bit more and

just top it up a little bit more and we’re going to set that down inside and

we’re going to set that down inside and

we’re going to set that down inside and you can see I got lucky because the top

you can see I got lucky because the top

you can see I got lucky because the top of this glass is just barely understood

of this glass is just barely understood

of this glass is just barely understood level of our proto potti there which

level of our proto potti there which

level of our proto potti there which means we can stick this thing on top now

means we can stick this thing on top now

means we can stick this thing on top now right now what’s happening is the

right now what’s happening is the

right now what’s happening is the nitrogen is boiling it’s actually

nitrogen is boiling it’s actually

nitrogen is boiling it’s actually turning into a gas and it’s creating

turning into a gas and it’s creating

turning into a gas and it’s creating pressure and if I were to hold this

pressure and if I were to hold this

pressure and if I were to hold this thing on hard enough it would actually

thing on hard enough it would actually

thing on hard enough it would actually create a gas that wants to escape too

create a gas that wants to escape too

create a gas that wants to escape too much pressure and the container would

much pressure and the container would

much pressure and the container would explode if I open this valve here you

explode if I open this valve here you

explode if I open this valve here you can actually feel the nitrogen vapor

can actually feel the nitrogen vapor

can actually feel the nitrogen vapor pushing out and building pressure

pushing out and building pressure

pushing out and building pressure because that gas is expanding so rapidly

because that gas is expanding so rapidly

because that gas is expanding so rapidly we need a vacuum pump you that can suck

we need a vacuum pump you that can suck

we need a vacuum pump you that can suck it in faster than its expanding but in

it in faster than its expanding but in

it in faster than its expanding but in this case where I’ve got a smaller

this case where I’ve got a smaller

this case where I’ve got a smaller vacuum pump we should be able to achieve

vacuum pump we should be able to achieve

vacuum pump we should be able to achieve the same effect by using a smaller

the same effect by using a smaller

the same effect by using a smaller container at least that’s the theory all

container at least that’s the theory all

container at least that’s the theory all right so we’ve got our valve set this

right so we’ve got our valve set this

right so we’ve got our valve set this one is open so it can draw a vacuum and

one is open so it can draw a vacuum and

one is open so it can draw a vacuum and this one is closed to prevent any air

this one is closed to prevent any air

this one is closed to prevent any air from getting in so now all we have to do

from getting in so now all we have to do

from getting in so now all we have to do is fire up the vacuum pump let it suck

is fire up the vacuum pump let it suck

is fire up the vacuum pump let it suck out all the nitrogen vapor and then give

out all the nitrogen vapor and then give

out all the nitrogen vapor and then give it about a minute to react

all right here we go game on you see it

all right here we go game on you see it starts pulling the vacuum right away

starts pulling the vacuum right away

starts pulling the vacuum right away we’re already about almost 15 inches of

we’re already about almost 15 inches of

we’re already about almost 15 inches of mercury and the nitrogen actually starts

mercury and the nitrogen actually starts

mercury and the nitrogen actually starts accelerating in the way that it boils it

accelerating in the way that it boils it

accelerating in the way that it boils it actually boils more rapidly what’s

actually boils more rapidly what’s

actually boils more rapidly what’s happening now is all the energetic

happening now is all the energetic

happening now is all the energetic molecules in there are being released

molecules in there are being released

molecules in there are being released and pulled out of the nitrogen and what

and pulled out of the nitrogen and what

and pulled out of the nitrogen and what that’s doing is making the nitrogen

that’s doing is making the nitrogen

that’s doing is making the nitrogen itself actually colder and if we pull

itself actually colder and if we pull

itself actually colder and if we pull out enough of those vibrating molecules

out enough of those vibrating molecules

out enough of those vibrating molecules it should get to the point where it

it should get to the point where it

it should get to the point where it actually freezes 21 inches of mercury

actually freezes 21 inches of mercury

actually freezes 21 inches of mercury and I’m thinking we should start seeing

and I’m thinking we should start seeing

and I’m thinking we should start seeing something happen in the next few seconds

something happen in the next few seconds

something happen in the next few seconds there look at that the nitrogen has gone

there look at that the nitrogen has gone

there look at that the nitrogen has gone completely quiet and the top layer just

completely quiet and the top layer just

completely quiet and the top layer just froze yeah yes that is often so right

froze yeah yes that is often so right

froze yeah yes that is often so right there about 22 inches of mercury is

there about 22 inches of mercury is

there about 22 inches of mercury is where we start seeing the frozen

where we start seeing the frozen

where we start seeing the frozen nitrogen that’s really cool guys about

nitrogen that’s really cool guys about

nitrogen that’s really cool guys about 22 inches of mercury and we saw the top

22 inches of mercury and we saw the top

22 inches of mercury and we saw the top layer start to freeze and then kind of

layer start to freeze and then kind of

layer start to freeze and then kind of exploded and then refroze and exploded

exploded and then refroze and exploded

exploded and then refroze and exploded and refroze again you’ll notice the

and refroze again you’ll notice the

and refroze again you’ll notice the whole thing didn’t freeze it was just

whole thing didn’t freeze it was just

whole thing didn’t freeze it was just the top layer and everything underneath

the top layer and everything underneath

the top layer and everything underneath it was still liquid but if we let it run

it was still liquid but if we let it run

it was still liquid but if we let it run long enough we can actually extract

long enough we can actually extract

long enough we can actually extract enough heat energy to turn the whole

enough heat energy to turn the whole

enough heat energy to turn the whole thing into nitrogen snow so right now

thing into nitrogen snow so right now

thing into nitrogen snow so right now we’re about 20 almost 22 inches of

we’re about 20 almost 22 inches of

we’re about 20 almost 22 inches of mercury and we should see you can see

mercury and we should see you can see

mercury and we should see you can see the the liquids gone completely calm

the the liquids gone completely calm

the the liquids gone completely calm it’s stopped boiling and now if you

it’s stopped boiling and now if you

it’s stopped boiling and now if you watch very carefully

you see the whole top layer crystallized

you see the whole top layer crystallized oh that is so cool it’s got this amazing

oh that is so cool it’s got this amazing

oh that is so cool it’s got this amazing cycle of freezing and then it explodes

cycle of freezing and then it explodes

cycle of freezing and then it explodes then freezes and explodes again but

then freezes and explodes again but

then freezes and explodes again but that’s not even the cool part we are

that’s not even the cool part we are

that’s not even the cool part we are just getting started

just getting started

just getting started so I’ve had this thing running for about

so I’ve had this thing running for about

so I’ve had this thing running for about three minutes now you can see the top

three minutes now you can see the top

three minutes now you can see the top layer of the nitrogen is completely

layer of the nitrogen is completely

layer of the nitrogen is completely frozen but everything underneath it is

frozen but everything underneath it is

frozen but everything underneath it is still liquid now if we keep letting this

still liquid now if we keep letting this

still liquid now if we keep letting this run long enough we should be able to get

run long enough we should be able to get

run long enough we should be able to get the entire solution to freeze into a

the entire solution to freeze into a

the entire solution to freeze into a glass full of nitrogen snow and that is

glass full of nitrogen snow and that is

glass full of nitrogen snow and that is my goal for this project today you want

my goal for this project today you want

my goal for this project today you want to kind of want to do is switch glasses

to kind of want to do is switch glasses

to kind of want to do is switch glasses and keeping it freeze that quicker next

and keeping it freeze that quicker next

and keeping it freeze that quicker next turn the top for a second okay watch

turn the top for a second okay watch

turn the top for a second okay watch this it looks grateful

that’s pretty huh alright this is where

that’s pretty huh alright this is where the magic happens it’s gonna look really

the magic happens it’s gonna look really

the magic happens it’s gonna look really cool you feel that’s just boiling like

cool you feel that’s just boiling like

cool you feel that’s just boiling like crazy the nitrogen is going nuts oh here

crazy the nitrogen is going nuts oh here

crazy the nitrogen is going nuts oh here we go it was start and see it freeze

we go it was start and see it freeze

we go it was start and see it freeze cool that looks really cool you can

cool that looks really cool you can

cool that looks really cool you can actually see the layer of ice floating

actually see the layer of ice floating

actually see the layer of ice floating on the top there and you can see it

on the top there and you can see it

on the top there and you can see it still bubbling up from underneath

still bubbling up from underneath

still bubbling up from underneath because digging down now and extracting

because digging down now and extracting

because digging down now and extracting any energetic molecules and allowing

any energetic molecules and allowing

any energetic molecules and allowing them to escape and as it starts doing

them to escape and as it starts doing

them to escape and as it starts doing that we’ll see that layer of ice begin

that we’ll see that layer of ice begin

that we’ll see that layer of ice begin to thicken and start freezing from the

to thicken and start freezing from the

to thicken and start freezing from the top down

[Music]

[Music] we’re getting pretty close to the bottom

we’re getting pretty close to the bottom

we’re getting pretty close to the bottom there and what I’m noticing is the ice

there and what I’m noticing is the ice

there and what I’m noticing is the ice freezes it actually moves upward as well

freezes it actually moves upward as well

freezes it actually moves upward as well because I think you know somehow I

because I think you know somehow I

because I think you know somehow I wouldn’t say it’s adding air to the

wouldn’t say it’s adding air to the

wouldn’t say it’s adding air to the mixture but the way it’s freezing the

mixture but the way it’s freezing the

mixture but the way it’s freezing the crystal structure is expanding so you

crystal structure is expanding so you

crystal structure is expanding so you can actually see it’s rising up hmm that

can actually see it’s rising up hmm that

can actually see it’s rising up hmm that is really cool so guys we did it

is really cool so guys we did it

is really cool so guys we did it we actually froze our liquid nitrogen

we actually froze our liquid nitrogen

we actually froze our liquid nitrogen completely solid it’s at the point now

completely solid it’s at the point now

completely solid it’s at the point now where there’s no more liquid the whole

where there’s no more liquid the whole

where there’s no more liquid the whole glass is completely full of nitrogen

glass is completely full of nitrogen

glass is completely full of nitrogen snow and nothing is moving any longer I

snow and nothing is moving any longer I

snow and nothing is moving any longer I have to wipe down the sides of the glass

have to wipe down the sides of the glass

have to wipe down the sides of the glass because the chamber is cold enough that

because the chamber is cold enough that

because the chamber is cold enough that the moisture in the air is condensing to

the moisture in the air is condensing to

the moisture in the air is condensing to it making it difficult to see in but I

it making it difficult to see in but I

it making it difficult to see in but I think it’s very apparent from this angle

think it’s very apparent from this angle

think it’s very apparent from this angle we have just frozen liquid nitrogen what

we have just frozen liquid nitrogen what

we have just frozen liquid nitrogen what you’re looking at here is solid nitrogen

you’re looking at here is solid nitrogen

you’re looking at here is solid nitrogen which is very very cool now watch what

which is very very cool now watch what

which is very very cool now watch what happens if I close this valve and turn

happens if I close this valve and turn

happens if I close this valve and turn off the pump you can see it maintains a

off the pump you can see it maintains a

off the pump you can see it maintains a vacuum pressure if I wipe this down so

vacuum pressure if I wipe this down so

vacuum pressure if I wipe this down so you can get a better look you can see it

you can get a better look you can see it

you can get a better look you can see it still stays in its snowy state as long

still stays in its snowy state as long

still stays in its snowy state as long as there’s a little bit of pressure but

as there’s a little bit of pressure but

as there’s a little bit of pressure but you got to remember the nitrogen is

you got to remember the nitrogen is

you got to remember the nitrogen is still warming up and as it warms up it’s

still warming up and as it warms up it’s

still warming up and as it warms up it’s going to release gas which increases the

going to release gas which increases the

going to release gas which increases the pressure which is going to make this

pressure which is going to make this

pressure which is going to make this thing liquify over time yeah you can

thing liquify over time yeah you can

thing liquify over time yeah you can already see it’s starting to warm up the

already see it’s starting to warm up the

already see it’s starting to warm up the liquid is starting to boil at the bottom

liquid is starting to boil at the bottom

liquid is starting to boil at the bottom again and this was with nothing

again and this was with nothing

again and this was with nothing happening the vacuum pumps not running

happening the vacuum pumps not running

happening the vacuum pumps not running I’m not letting any air in this is just

I’m not letting any air in this is just

I’m not letting any air in this is just it’s sitting by itself so right now

it’s sitting by itself so right now

it’s sitting by itself so right now we’re literally melting nitrogen ice

we’re literally melting nitrogen ice

we’re literally melting nitrogen ice cubes a little bit easier than the last

cubes a little bit easier than the last

cubes a little bit easier than the last time we tried it oh yeah there goes

still looks a little bit slushy over

still looks a little bit slushy over here I’m going to get that back into a

here I’m going to get that back into a

here I’m going to get that back into a nice form so I’ve just closed the valve

nice form so I’ve just closed the valve

nice form so I’ve just closed the valve and I’ve turned off the vacuum pump now

and I’ve turned off the vacuum pump now

and I’ve turned off the vacuum pump now over time it will warm up it will begin

over time it will warm up it will begin

over time it will warm up it will begin to melt but watch how dramatic the

to melt but watch how dramatic the

to melt but watch how dramatic the change is if we open the valve and let

change is if we open the valve and let

change is if we open the valve and let all the air rush back in holy heck Wow

all the air rush back in holy heck Wow

all the air rush back in holy heck Wow okay so I’m going to let the air in a

okay so I’m going to let the air in a

okay so I’m going to let the air in a little bit too quickly they created a

little bit too quickly they created a

little bit too quickly they created a vortex and all the nitrogen went spewing

vortex and all the nitrogen went spewing

vortex and all the nitrogen went spewing but you can see it turned from ice to

but you can see it turned from ice to

but you can see it turned from ice to liquid in a fraction of a second let’s

liquid in a fraction of a second let’s

liquid in a fraction of a second let’s try that again but this time let’s let

try that again but this time let’s let

try that again but this time let’s let the air in a little bit slower so we can

the air in a little bit slower so we can

the air in a little bit slower so we can actually watch the nitrogen melt okay

actually watch the nitrogen melt okay

actually watch the nitrogen melt okay set this guy off here we go

set this guy off here we go

set this guy off here we go [Music]

as absolutely beautiful look how cold

as absolutely beautiful look how cold that god that was amazing guys like when

that god that was amazing guys like when

that god that was amazing guys like when we let the pressure and you could

we let the pressure and you could

we let the pressure and you could actually see the ice melting and the

actually see the ice melting and the

actually see the ice melting and the slower we did it the slower we could get

slower we did it the slower we could get

slower we did it the slower we could get it to melt and now we’re left with is

it to melt and now we’re left with is

it to melt and now we’re left with is this super cold liquid nitrogen and this

this super cold liquid nitrogen and this

this super cold liquid nitrogen and this stuff is really special because it’s

stuff is really special because it’s

stuff is really special because it’s actually colder than regular liquid

actually colder than regular liquid

actually colder than regular liquid nitrogen for example we take this cup

nitrogen for example we take this cup

nitrogen for example we take this cup here we pour in regular liquid nitrogen

here we pour in regular liquid nitrogen

here we pour in regular liquid nitrogen you can see it jumps up to a roaring

you can see it jumps up to a roaring

you can see it jumps up to a roaring boil

boil

boil even after it cools the glass down it

even after it cools the glass down it

even after it cools the glass down it boils dramatically but the stuff we just

boils dramatically but the stuff we just

boils dramatically but the stuff we just pulled out of the vacuum chamber is

pulled out of the vacuum chamber is

pulled out of the vacuum chamber is completely quiet it’s completely still

completely quiet it’s completely still

completely quiet it’s completely still not moving at all that’s because this

not moving at all that’s because this

not moving at all that’s because this liquid is actually colder than the

liquid is actually colder than the

liquid is actually colder than the boiling point of nitrogen how cool is

boiling point of nitrogen how cool is

boiling point of nitrogen how cool is that so here we are guys we have

that so here we are guys we have

that so here we are guys we have successfully created solid nitrogen

successfully created solid nitrogen

successfully created solid nitrogen right in the comfort of our own home and

right in the comfort of our own home and

right in the comfort of our own home and we learned a few things as we did we

we learned a few things as we did we

we learned a few things as we did we started this experiment a couple months

started this experiment a couple months

started this experiment a couple months ago and we tried putting liquid nitrogen

ago and we tried putting liquid nitrogen

ago and we tried putting liquid nitrogen in a vacuum chamber but unfortunately we

in a vacuum chamber but unfortunately we

in a vacuum chamber but unfortunately we couldn’t get it to freeze but in the

couldn’t get it to freeze but in the

couldn’t get it to freeze but in the comments section of that video some of

comments section of that video some of

comments section of that video some of you inspired me to either use a larger

you inspired me to either use a larger

you inspired me to either use a larger vacuum pump or a smaller container so in

vacuum pump or a smaller container so in

vacuum pump or a smaller container so in this experiment we went to a smaller

this experiment we went to a smaller

this experiment we went to a smaller container and we found that it worked

container and we found that it worked

container and we found that it worked not only did we get the surface of the

not only did we get the surface of the

not only did we get the surface of the nitrogen to freeze but we froze the

nitrogen to freeze but we froze the

nitrogen to freeze but we froze the entire cup we discovered nitrogen goes

entire cup we discovered nitrogen goes

entire cup we discovered nitrogen goes through some interesting changes as it

through some interesting changes as it

through some interesting changes as it freezes as well once it freezes it seems

freezes as well once it freezes it seems

freezes as well once it freezes it seems to explode back into a liquid and then

to explode back into a liquid and then

to explode back into a liquid and then refreeze once again but after repeating

refreeze once again but after repeating

refreeze once again but after repeating this cycle a few times we saw that all

this cycle a few times we saw that all

this cycle a few times we saw that all the liquid did eventually freeze we

the liquid did eventually freeze we

the liquid did eventually freeze we learned that this happens because as you

learned that this happens because as you

learned that this happens because as you reduce the pressure around the nitrogen

reduce the pressure around the nitrogen

reduce the pressure around the nitrogen itself all the molecules with the most

itself all the molecules with the most

itself all the molecules with the most energy are free to leave and of course

energy are free to leave and of course

energy are free to leave and of course by allowing the warmer molecules to

by allowing the warmer molecules to

by allowing the warmer molecules to escape only the colder ones are left

escape only the colder ones are left

escape only the colder ones are left behind causing the liquid to freeze we

behind causing the liquid to freeze we

behind causing the liquid to freeze we also saw that if we stop drawing a

also saw that if we stop drawing a

also saw that if we stop drawing a vacuum for a long enough period of time

vacuum for a long enough period of time

vacuum for a long enough period of time the nitrogen would warm back up create

the nitrogen would warm back up create

the nitrogen would warm back up create pressure and melt back into a liquid the

pressure and melt back into a liquid the

pressure and melt back into a liquid the same thing was true if we opened the

same thing was true if we opened the

same thing was true if we opened the valve and let the air come back into the

valve and let the air come back into the

valve and let the air come back into the container the nitrogen ice melted pretty

container the nitrogen ice melted pretty

container the nitrogen ice melted pretty much at the same rate we let the

much at the same rate we let the

much at the same rate we let the pressure back in and one final

pressure back in and one final

pressure back in and one final observation we made with the liquid

observation we made with the liquid

observation we made with the liquid nitrogen that comes out of the vacuum

nitrogen that comes out of the vacuum

nitrogen that comes out of the vacuum chamber is actually colder than liquid

chamber is actually colder than liquid

chamber is actually colder than liquid nitrogen on its own because it’s

nitrogen on its own because it’s

nitrogen on its own because it’s actually cooled down well below its

actually cooled down well below its

actually cooled down well below its boiling point and of course I want to

boiling point and of course I want to

boiling point and of course I want to give a big shout-out to our friend Erin

give a big shout-out to our friend Erin

give a big shout-out to our friend Erin Greenham who is one of hundreds of

Greenham who is one of hundreds of

Greenham who is one of hundreds of people asking for this experiment

people asking for this experiment

people asking for this experiment Erin you can go check your youtube inbox

Erin you can go check your youtube inbox

Erin you can go check your youtube inbox because I’m sending a twenty five bucks

because I’m sending a twenty five bucks

because I’m sending a twenty five bucks so there you have it guys now you know

so there you have it guys now you know

so there you have it guys now you know how to freeze liquid nitrogen using

how to freeze liquid nitrogen using

how to freeze liquid nitrogen using common materials and things we made

common materials and things we made

common materials and things we made around

around

around thanks for joining for this experiment

thanks for joining for this experiment

thanks for joining for this experiment thank you so much for your requests I’ll

thank you so much for your requests I’ll

thank you so much for your requests I’ll be looking for you in the next video

be looking for you in the next video

be looking for you in the next video talk you that what is the good pull

talk you that what is the good pull

talk you that what is the good pull absolutely nothing

absolutely nothing

absolutely nothing whoa

”

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