disclaimer. This project utilizes tools that can be dangerous if not used properly. Always be cautions while cutting sheet metal, and working around sharp edges. Never put your hand under any surface you are drilling, or cutting, and always use gloves and safety glasses. I am not responsible for cuts, metal splinters, or drill bits in your eyeballs.
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Signing UpStep 1Parts needed
-snack tin, or any metal box
-computer fan
-transformer 6-12VDC, battery, or power supply.
-tin snips
-drill bits
-drill
-marker
-screws
-tape measure
-wire grille, hardware cloth, window screen, or chicken wire
assuming you have these materials laying around, the cost should be $0.
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If you had a small charcoal fish filter insert at the bottom, I could see it scrubbing the air, but this wouldn't be very helpful since it's just pushing it around the room, instead of scrubbing the bad fumes out of the air.