No, you should not put that Tupperware or Ziploc bag in the microwave to heat your lunch. “It’s not safe to heat plastic in the microwave,” said Stephanie Eick, assistant professor of ...

it's not a time-saver. Although most dense foods shrivel up or dry out in a microwave, some softer foods handle the microwave heat better. Items such as soup (covered), sauce, plain rice or ...