you’ve probably seen dry ice before but did you know you can make it in this
did you know you can make it in this
did you know you can make it in this project you learn how to make some
project you learn how to make some
project you learn how to make some portable and on-demand dry ice using a
portable and on-demand dry ice using a
portable and on-demand dry ice using a pillowcase and a fire extinguisher
[Music]
[Music] you
you
you [Music]
for this project I picked up this co2
for this project I picked up this co2 fire extinguisher from a local fire
fire extinguisher from a local fire
fire extinguisher from a local fire equipment servicing company it’s a 15
equipment servicing company it’s a 15
equipment servicing company it’s a 15 pound extinguisher they had sitting in
pound extinguisher they had sitting in
pound extinguisher they had sitting in storage and they said I could have it
storage and they said I could have it
storage and they said I could have it for free it even came fully charged with
for free it even came fully charged with
for free it even came fully charged with 15 pounds of food grade co2 now these
15 pounds of food grade co2 now these
15 pounds of food grade co2 now these are special extinguishers typically
are special extinguishers typically
are special extinguishers typically found in restaurant kitchens mechanical
found in restaurant kitchens mechanical
found in restaurant kitchens mechanical rooms or rooms of sensitive equipment
rooms or rooms of sensitive equipment
rooms or rooms of sensitive equipment like computers you can know they’re
like computers you can know they’re
like computers you can know they’re charged with carbon dioxide by stickers
charged with carbon dioxide by stickers
charged with carbon dioxide by stickers like these or by holes punched in the
like these or by holes punched in the
like these or by holes punched in the servicing label they also tend to have
servicing label they also tend to have
servicing label they also tend to have an extremely large discharge horn and no
an extremely large discharge horn and no
an extremely large discharge horn and no pressure gauges the operation is pretty
pressure gauges the operation is pretty
pressure gauges the operation is pretty simple just remove the locking pin from
simple just remove the locking pin from
simple just remove the locking pin from the handle and squeeze down when ready
the handle and squeeze down when ready
the handle and squeeze down when ready the tank is full of liquid co2 but it
the tank is full of liquid co2 but it
the tank is full of liquid co2 but it comes shooting out as a gas and little
comes shooting out as a gas and little
comes shooting out as a gas and little chunks of dry ice snow all the residue
chunks of dry ice snow all the residue
chunks of dry ice snow all the residue quickly evaporates leaving everything as
quickly evaporates leaving everything as
quickly evaporates leaving everything as clean as when you started it just makes
clean as when you started it just makes
clean as when you started it just makes it a little harder to breathe okay now
it a little harder to breathe okay now
it a little harder to breathe okay now here’s the trick to making dry ice take
here’s the trick to making dry ice take
here’s the trick to making dry ice take a cloth bag like a pillowcase and wrap
a cloth bag like a pillowcase and wrap
a cloth bag like a pillowcase and wrap it over the end of the discharge horn
it over the end of the discharge horn
it over the end of the discharge horn pulling up all the loose material then
pulling up all the loose material then
pulling up all the loose material then go ahead and give it a blast the vapor
go ahead and give it a blast the vapor
go ahead and give it a blast the vapor is really cold and it gets trapped at
is really cold and it gets trapped at
is really cold and it gets trapped at the bottom of the sack there will also
the bottom of the sack there will also
the bottom of the sack there will also be some dry ice sticking to the
be some dry ice sticking to the
be some dry ice sticking to the discharge horn so wipe that off as
discharge horn so wipe that off as
discharge horn so wipe that off as you’re pulling it out all right let’s
you’re pulling it out all right let’s
you’re pulling it out all right let’s see what we got now it’s probably a good
see what we got now it’s probably a good
see what we got now it’s probably a good idea to be wearing insulated gloves when
idea to be wearing insulated gloves when
idea to be wearing insulated gloves when handling dry ice because it’s minus 78
handling dry ice because it’s minus 78
handling dry ice because it’s minus 78 degrees Celsius it is extremely cold but
degrees Celsius it is extremely cold but
degrees Celsius it is extremely cold but I found if I move it around quickly
I found if I move it around quickly
I found if I move it around quickly enough it doesn’t sit in one place long
enough it doesn’t sit in one place long
enough it doesn’t sit in one place long enough to give me a frostbite digging
enough to give me a frostbite digging
enough to give me a frostbite digging down to the bottom of the sack you’ll
down to the bottom of the sack you’ll
down to the bottom of the sack you’ll find larger clumps that look something
find larger clumps that look something
find larger clumps that look something like a dry ice snowball now these are
like a dry ice snowball now these are
like a dry ice snowball now these are sublimating directly from a solid to a
sublimating directly from a solid to a
sublimating directly from a solid to a gas so to preserve them a little longer
gas so to preserve them a little longer
gas so to preserve them a little longer I’m going to transfer them into a little
I’m going to transfer them into a little
I’m going to transfer them into a little Bowl like this one this should make them
Bowl like this one this should make them
Bowl like this one this should make them a bit more convenient to work with as
a bit more convenient to work with as
a bit more convenient to work with as well as keep the overall temperature low
well as keep the overall temperature low
well as keep the overall temperature low enough to slow down the reaction alright
enough to slow down the reaction alright
enough to slow down the reaction alright the bowl is full and there’s our batch
the bowl is full and there’s our batch
the bowl is full and there’s our batch of dry ice ready for experiments using
of dry ice ready for experiments using
of dry ice ready for experiments using something like the bottom of a glass or
something like the bottom of a glass or
something like the bottom of a glass or a jar we can compact the snow to make it
a jar we can compact the snow to make it
a jar we can compact the snow to make it as dense as possible then gently settle
as dense as possible then gently settle
as dense as possible then gently settle it over top
it over top
it over top if you put the lid on too tight the
if you put the lid on too tight the
if you put the lid on too tight the pressure the gas will build and blow it
pressure the gas will build and blow it
pressure the gas will build and blow it off let’s try the classic experiment of
off let’s try the classic experiment of
off let’s try the classic experiment of placing a few chunks in a container and
placing a few chunks in a container and
placing a few chunks in a container and adding some water this is how we get the
adding some water this is how we get the
adding some water this is how we get the flowing fog you’d see and something like
flowing fog you’d see and something like
flowing fog you’d see and something like a Halloween witches brew this can also
a Halloween witches brew this can also
a Halloween witches brew this can also be poured out for a cascading waterfall
be poured out for a cascading waterfall
be poured out for a cascading waterfall effect and look there’s no mess to clean
effect and look there’s no mess to clean
effect and look there’s no mess to clean up if we add some dry ice to a container
up if we add some dry ice to a container
up if we add some dry ice to a container of warm water and screw on the lid with
of warm water and screw on the lid with
of warm water and screw on the lid with a small vent hole in it we get a little
a small vent hole in it we get a little
a small vent hole in it we get a little co2 geyser rocketing out at the top
co2 geyser rocketing out at the top
co2 geyser rocketing out at the top shaking it will speed up the reaction
shaking it will speed up the reaction
shaking it will speed up the reaction and increase it to a pressure that could
and increase it to a pressure that could
and increase it to a pressure that could possibly be used to drive a small motor
possibly be used to drive a small motor
possibly be used to drive a small motor well now you know how to make dry ice
well now you know how to make dry ice
well now you know how to make dry ice whenever you need it as long as you’ve
whenever you need it as long as you’ve
whenever you need it as long as you’ve got access to a co2 fire extinguisher
got access to a co2 fire extinguisher
got access to a co2 fire extinguisher now making fog is great but there are
now making fog is great but there are
now making fog is great but there are crazier things that you can do with dry
crazier things that you can do with dry
crazier things that you can do with dry ice that you’ll find in another project
ice that you’ll find in another project
ice that you’ll find in another project like making a poor man’s version of
like making a poor man’s version of
like making a poor man’s version of liquid nitrogen that’s cold enough to
liquid nitrogen that’s cold enough to
liquid nitrogen that’s cold enough to flash freeze and orange you’ll also see
flash freeze and orange you’ll also see
flash freeze and orange you’ll also see how dry ice is used in making a tasty
how dry ice is used in making a tasty
how dry ice is used in making a tasty batch of carbonated ice cream well
batch of carbonated ice cream well
batch of carbonated ice cream well that’s it for now if you liked this
that’s it for now if you liked this
that’s it for now if you liked this project perhaps you’ll like some of my
project perhaps you’ll like some of my
project perhaps you’ll like some of my others check them out at the king of
others check them out at the king of
others check them out at the king of random calm
”
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