But there is hope. Namely: Beer! Kegs! Reusable cups! When it comes to single-use cups—plastic or metal—it really doesn't work environmentally. Only 9 percent of plastic waste is actually ...

So like any hacker worth his weight in 2N2222 transistors, he made his own by re-purposing some used beer kegs. The resin comes in two parts – the resin itself and a hardener. Each must be ...