Guy makes open source plastic-recycling machines for people to copy for free Guy makes open source plastic-recycling machines for people to copy for free Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts A Nuclear Waste Dump You Can Walk On: Weldon Spring, Missouri After 500 years lost at sea, Vasco da Gama’s Esmeralda shipwreck has been discovered Earworms: Those songs that get stuck in your head A Puzzling Gravitational Pull | What on Earth? Earth “Ate” Another Planet Early In Its History Why It’s Almost Impossible to Throw a 110 MPH Fastball