a symbol resembling several wavy lines or a box with wavy lines may also indicate that the cup is microwave-safe. It's also possible you see text warning you to do the opposite, such as "do not ...

Do not use materials like styrofoam ... if your plastic container is microwave-safe, look for a “Microwave Safe” label on it. This symbol is most commonly used on reusable plastic storage ...

Not all are microwave-safe! Some can melt or leach chemicals into your food. Always check for the microwave-safe symbol or 5 (polypropylene). Thin plastics can melt and release bisphenol A (BPA), ...

Microwave ovens are wonderful, revolutionary cooking devices. But there are some things that you cannot, or should not, do with microwaves. For instance, you should never put small animals inside ...