Dry ice
From GAWDAwiki
Dry ice is made of carbon dioxide at a temperature of -109.3°F (-78.5°C). It is useful as a coolant and it is commonly used to give the appearance of fog.[1]
Dry ice is made of carbon dioxide at a temperature of -109.3°F (-78.5°C). It is useful as a coolant and it is commonly used to give the appearance of fog.[1]