Remove a chunk of dry ice from the ice chest using robber gloves. Place it in a small bowl.
Pour the food coloring of your choice into a small cups. If you want to use several different colors, pour them into separate cups.
Drip the food coloring onto the chunk of ice. The more liquid you pour, the greater the plume of colored smoke will be. The ice will also disappear faster.
Place a new chunk of ice in the bowl once the first one disappears. Switch colors if you desire.
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