A fan moves air inside a microwave to cool the magnetron, and that air goes through the cavity (cooking space) so it cools things there, too. If an oven warms up during use, it cools naturally after it is shut off. Like a toaster.
GE (General Elecric) sells the most microwave ovens. They sell approxamately 30% of all countertop ovens (the kind that is most common).
Microwave Ovens
No, microwave ovens are extremely popular in Japan.
No, this microwave is not energy star approved. In fact, Energy Star does not currently approve/label ANY microwave ovens. However, most microwave ovens of the same size/wattage use comparable amounts of energy, and microwave ovens use substantially less energy than conventional ovens.
Yes, microwave ovens use electromagnetic radiation.
Microwave ovens do not have a specified horsepower rating like traditional ovens or engines. The power of a microwave oven is typically measured in watts, with most household microwaves ranging from 600 to 1200 watts.
No, it is not true that the use of microwave ovens is banned in Germany.
Some features of cheap microwave ovens are that they can cook things at very high temperatures and some newer microwave ovens even have a convection feaure on them.
Most microwave ovens are a rectangular box of some kind, but there are a few that are shaped like cubes.
No, microwave ovens don't have a standard length. They come in different sizes.
No, microwave ovens do not emit ultraviolet (UV) radiation. They use microwave radiation to heat and cook food by causing water molecules in the food to vibrate, generating heat. UV radiation is not involved in the operation of microwave ovens.
Researching the way people use microwave ovens to determine how to improve their design