Ever second-guessed yourself when cooking something in the microwave? Well, that may have been with good reason. Yes, there are plenty of things that you should totally avoid nuking, no matter the circumstances. Otherwise, you could end up with anything from mushy, tasteless food all the way through to severe burns.
20. Aluminum foil
Large pieces of metal in the microwave, such as a thick pan, will simply stop your food from getting hot. But smaller pieces or shards of metal, like aluminum foil, could actually catch fire. That’s because microwaves turn them into electrical conductors. When the current surges through, they heat up and burst into flames.