How Do Microwave Ovens Work to Heat Food?
Microwave ovens are a marvel of modern kitchen technology. Many of us can remember a time before microwave ovens when even heating the simplest leftover would require the oven to heat up and could take quite a while. Not only that, but such simple foods as a baked potato would take a great deal of time where today it will be done in a microwave in a matter of a few minutes. While many understand the basics of a traditional oven and how it works, they really don’t necessarily understand what makes the microwave oven of today’s kitchen work. Microwave ovens use microwaves. A microwave is a type of electromagnetic radiation in a higher frequency range than radio waves. It actually is around the same frequency range that some wireless network devices and some portable phones use. This is the 2 gigahertz frequency range. Now, electromagnetic waves at this frequency can penetrate and affect waters, fat and sugars. When it does so, the atoms of these substance start to vibrate and become warm
