There are an awful lot of greasy parts in the world. Cheap parts washers barely filter the cleaning chemicals and recirculate a solution of sludge. The nice parts cleaners have a filtering system, but cost hundreds of dollars. This is a simple design for a filtering system that will make up most of the gap between your cheap parts washer and the professional units without stressing your wallet.
With the move to the new shop, I've been forced to revisit our approach to storage and organization. The first area to get the treatment was the stash of valves, miscellaneous bearings, telephone parts, solenoids and a few thousand other small to mid-sized parts. At this point in time, it looks like Rubbermaid is my savior.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.