April is the traditional month for spring cleaning: opening doors wide for the first time in months, polishing things till they gleam, possibly beating on rugs with some kind of stick or club? In honor of this season of good housekeeping, we've asked Jeopardy! mastermind Ken Jennings to help us out with a little mental spring cleaning. He'll be dusting away some persistent around-the-house myths and spraying the sweet-smelling Lysol of Truth over all your remaining brain clutter.
The Debunker: Do Microwave Ovens Cook from the "Inside Out"?
Is there a more misunderstood appliance than the humble microwave oven? My generation was the first to grow up with microwaves in the kitchen, so we heard all the craziest craziness from worried parents. Eating microwaved food might cause cancer. (Not true.) Don't look in the microwave while it's running. (Not true.) You can't put metal in the microwave. (Not true, but you do have to be careful about its shape, thickness, etc.) Don't run the microwave empty. (True, but only a problem on older models.)