Dry ice is frozen carbon dioxide, which sublimates into CO2 gas at room temperature and pressure, a reaction that's accelerated when the dry ice placed it water. It's commonly used by photographers and visual effects artists to create "fog" effects, but it can be dangerous to handle without proper safety precautions, and can lead to carbon dioxide poisoning if used too liberally in an enclosed space.
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3 Killed After Dry Ice Used for 'Visual Effect' at Instagram Influencer's Party
Three people were killed in Russia after dry ice was used at an Instagram influencer's party to create smoky "visual effects."
