? Dry ice machine leaving any residue. Dry ice is carbon dioxide from the fog. 30 requirements of industrial space spray of dry ice -55 gallon barrel. You can home-made equipment, and much less in space the same thing.

? Choose your storage box. Make sure it is great. It should be 18-20 gallons or more. A clear storage box allows you to see when to add more dry ice.
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??Holes in the bin. Measurement tubing and cut in one end of a hole in the pipe Bin. The ice machine hole should be close to the bin bottom. Using Xacto knives, began to decrease in the center of the region is deleted. With more control in shaping the hole scissors. Measurement and reduction of the bin fan the other Duanliao Yi hole.

??Tube into the hole. Hancock left a sealed edge.

? Into the bin end ice machine of the fan. Since many storage boxes on both sides of the slope, it may be necessary to tape the fan where the edge with tape.
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? Cut around the bin at the top of the small gap. Indentation should be about a 2 inch and 4 inches wide and deep.