Volcanic glass makes trashcans bomb-resistant

To contain the force of an exploding bomb, you need steel plate or concrete, and lots of it, right?

Not according to a BlastGard International Inc., a startup in Clearwater, Florida, that makes a blast-dampening material out of &to=http://english.pravda.ru/society/2003/01/30/42772.html' target=_blank>volcanic glass, sealed in food-packaging plastic.

The material, called BlastWrap, already lines the insides of 192 trash cans in the Washington Metro system.