Watch the full episode here: youtu.be/aCu5hN-08WM Dry ice is one of the coldest substances on Earth. This is what it does to a flower. And check out what it does to this action figure. Now, what would happen if you swallowed dry ice? What would it do to your skin? How much could you eat before it hurts you? And how would it affect your stomach? Questions or concerns? Contact us at underknown.com/contact Interested in sponsoring our episodes or collaborating? Email us: inquiries@underknown.com Get our 100 best episodes in one mind-blowing book: bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Get a Cameo by Peter: cameo.com/whatifguy Check out our other channels: How to Survive: bit.ly/how-to-survive-show Aperture: bit.ly/aperture-show Your Body On: bit.ly/your-body-on-show Watch what-if scenarios by topic: Planet Earth: bit.ly...