Plastic Owl necklace made from recycled HDPE (mold carved from wood scraps) ( imgur.com )
This was a kind of odd project, but I think it’ll fit. Back when I was researching ways to reuse plastic from 3d-printers, I ran across a thread discussing HDPE, turning plastic bags (if you can find only filmed HDPE ones) into printer filament through something like a filastruder, and that got me thinking about milk jugs....