dry ice has occupied a special place in the human imagination: It's the source of the chilled gas wafting over many a witch's cauldron at haunted houses. In some places, purchasing it is one of ...

Dry ice is a frozen form of carbon dioxide and is ... Read the original article on House Digest.

Those pellets are then shaped into chunks which can be used in food storage facilities, biomedical labs and, yes, Halloween haunted houses. Dry ice's bitter chill keeps perishables cold for longer ...

But that wasn’t always the case. Dry ice used to be the only practical way to produce a creeping fog, and in some ways, it’s still the best. Without it, junior high proms wouldn’t have been ...

For example, using dry ice for a pre-cooling stage and subsequently wondering what it’d take to make this dry ice oneself. Getting the CO 2 required for the dry ice is the easy part, requiring ...