Originally shared by HACKADAY   It’s starting to be that time of year again;

Originally shared by HACKADAY

It’s starting to be that time of year again; the Halloween-themed hacks are rolling in. [John Lauer] needed a propane-powered flame effect for his backyard ICBM “crash site”. Rather than pony up for an expensive, electronically-controlled propane valve,…
http://hackaday.com/2014/09/30/add-cnc-to-your-propane-tank

My wife thinks this is awesome, her favorite holiday!