Can we preheat an empty microwave oven?

Can we preheat an empty microwave oven?

Microwave ovens are appliances that heat food using microwaves. Microwave ovens come in a variety of sizes and prices and can be used for both cooking and warming. The first microwave oven was created in 1946, and since then they have become increasingly popular. They are simple to use, compact, and affordable. Most people find … Read more