While you might see a microwave-safe symbol that looks like a microwave with wavy lines on it, most takeout containers will have stamped numbers on them that will indicate their ability to be ...

Rubbermaid Many plastic containers are marketed as "freezer- and microwave-safe," but that's mostly marketing jargon. Plastic containers should really never be frozen or microwaved.

Most Styrofoam containers are not safe for the microwave. They can contain a chemical linked to cancer that can leak into food. Here's what to know.

Luckily, I had a plastic takeout container of queso in my fridge, so I stuck it in the microwave and hit the start button. But when I opened the door expecting some bubbly dip ready for tortilla chips ...