A person placing a metal dish of food into a microwave oven - Yaroslav Litun/Getty Images Since becoming mainstream household appliances in the 1970s, microwave ovens have changed a lot. Over time, ...

Close up of the inside of a microwave with a freestanding, elevated rack provided with the unit. - Marina Chernivetskaya/Shutterstock Your mom always told you not to ...

We may receive a commission on purchases made from links. Your mom always told you not to put metal in the microwave, and you've lived your whole life in fear that you might accidentally leave a fork ...