This cute little styrofoam cup is meeting its gruesome end with a brave face. Seriously though, the way acetone eats through styrofoam cups is mind-boggling, both in how fast it works, and because the ...

Acetone is a solvent that breaks down Styrofoam, which results in the Styrofoam dissolving in Acetone similar to how sugar does in water. Styrofoam is a polystyrene that has been pumped with air.

We may receive a commission on purchases made from links. Turning Styrofoam into homemade glue sounds a bit like a mad-scientist hack. It's real, and it's simple to do, but is it actually safe? The ...