Dry ice is a fascinating substance because it sublimates at room temperature — meaning that it transforms directly from a solid to a gas. Dry ice is a block of frozen carbon dioxide. It has a ...

JOE:Right. SEGE:It's called dry ice. JOE:Dry ice? SEGE:Watch this. I'm going to show you something. Look at what happens when you put it in there. Look at the atmosphere that gives off hey?