Obsolete appliances were once a gold mine of parts, free for the taking with ... And so we have this example of reclaiming copper from used microwave ovens. The primary source of copper in most ...

[LOOK MUM NO COMPUTER] was on a scavenger hunt for electronic junk, and came across a microwave in a skip that was begging to be hacked. After kicking around a few ideas, it was decided that the ...