Magic Microwaves

We all know microwave ovens. Now those same microwaves are moving out of the kitchen, and into the innovation spotlight. Microwaves produce heat by vibrating water molecules. By putting this special feature to work microwaves can fire pottery in a quarter the time it takes a conventional kiln. And transform sludgy waste oil into a reusable liquid. How is this possible? Science View explores the secret magic of microwaves.