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Will a Hot Wire Cut Dry Ice?


Raptor is y’see left a comment asking
whether or not the styro-slicer’ could
cut through dry eyes and I’m actually
not really sure what would happen if we
tried so I got out my styro-slicer’ and
I went and picked up some dry ice so
today we can put that experiment to the
test dry ice is just a solid block of
carbon dioxide so when we set it down on
a warm surface like our countertop it
releases a vapor of gas underneath which
makes it float around like an air hockey
puck it’s actually not a very good idea
to touch the stuff with your bare skin
so for the rest of this experiment I’m
gonna be using gloves now a lot of you
will remember my tutorial on making the
styro-slicer’ this is designed to use
electricity and pump a current through a
thin stainless steel wire this generates
a lot of heat and it easily slices
through styrofoam when we power on the
styro-slicer’ this thin metal wire can
reach temperatures above 1,000 degrees
Celsius on the other hand dry ice is
minus 79 degrees Celsius so what will
happen when these two extremes collide
well the dry ice frees the wire solid or
will the wire generate enough heat to
easily glide through the block of ice
your guess is as good as mine so let’s
flip the switch and see exactly what
happens oh it’s like freezing to my
table here alright so I just got the
wire set to normal power let’s go ahead
and introduce the dry ice and see what
happens I made a little bit of a
squealing noise there like a little mini
Velociraptor hear that now look at the
wire it actually cools down very quickly
and not making much progress let’s go
ahead and turn up the power this is high
power on the normal setting here we go
yeah you can see it only gets about an 8
maybe a sixteenth of an inch into the
block and then it just stops solid now
if I rub it up and down the wire I can
use this kind of like as a wire saw and
there’s actually working a little bit
better but it’s still not super
impressive I think it’s time to crank
this thing to overdrive what happens
when the dryest touches it listen to
that you hear that it’s making like a
really high-pitched vibration
at this rate it looks like we’re
probably moving about one inch every two
minutes so I suppose you could use it to
cut a block of dry ice but it doesn’t
seem very practical you’d probably be
better off using something like a
bandsaw you know what
the hot wire foam cutter does get pretty
hot but I don’t think it’s match for
block of dry ice I’m cranking this thing
up pretty heavy to the point where the
wires going to snap and we’re not really
making much progress ooh
[Music]
and there goes the wire I just snapped
it so to answer your question Raptors it
looks like the styro-slicer’ will not
cut through a block of dry ice or at
least it won’t do it very effectively
but the fact that it doesn’t actually
does make sense we’ve got a relatively
large and cold mass battling against a
relatively small warm mass and of course
this is going to win every time which is
really too bad because I was honestly
hoping that it would I was hoping we
could cut all kinds of cool little
shapes out of it but alas he what’s
amazing is like even though I cut into
this block I’m having a really hard time
getting it back out it’s like the ice
sealed up and somehow the wire is
trapped and has to cut its way back out
in fact it takes so much energy to warm
up this block of dries that even if we
blasted it with a superhot propane torch
you can see the flame barely put the
dent in it as well
you see two minutes of intense heat from
a propane torch and it barely even put a
dent in that thing that is crazy you
want to hear the most annoying sound in
the world yeah
cutting dries with the styro-slicer’ not
very effective wouldn’t recommend it but
it was a fun experiment and I appreciate
you asking now what are we going to do
with all this leftover dry ice I do have
an idea that involves going outside and
using my fish pond and you’ll see in the
next video what we end up doing with it
thanks so much for your suggestions in
your comments keep them coming and I’ll
be looking for you in the next video
talk to you that
excuse you dry ice is so random
[Music]
you
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