Hack a Can of Compressed Air So It's Refillable

By Andrew Liszewski on at

It's useful for blasting dust, crumbs, and other crap off your keyboard and electronics, but those overpriced compressed air cans are almost as big a rip-off as printer ink. So here's a brilliant and relatively simple hack that makes a compressed air can refillable with a standard tyre pump. And just to highlight what's probably the most crucial step in this project: you'll want to make sure the can you're using is completely and thoroughly empty before going at it with a drill. [YouTube via Dooby Brain]