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Why is microwave more dangerous than infrared radiation?
The higher the frequency of the radiation, the more damage it is likely to cause to the body: microwaves cause internal heating of body tissues. infrared radiation is felt as heat and causes skin to burn.
Are microwaves dangerous to humans Why or why not?
Microwave radiation can heat body tissue the same way it heats food. Exposure to high levels of microwaves can cause a painful burn. Two areas of the body, the eyes and the testes, are particularly vulnerable to RF heating because there is relatively little blood flow in them to carry away excess heat.
Why microwaves are more dangerous?
Assuming the intensity is the same, microwaves are more dangerous than visible light because they penetrate the skin to a greater depth (1-2 cm; more info is in Wikipedia). Humans have more adaptation to visible light than to microwave radiation, because they were exposed to light for millions of years.
Why is microwave radiation more immediately dangerous to living things?
Microwaves Excite Molecules Although microwaves have wavelengths too long to be ionizing, the power in microwaves can make them dangerous. They produce heat by causing certain molecules, like water, to vibrate strongly.
Does a microwave use infrared radiation?
A microwave oven does emit thermal radiation to heat up food. Microwave radiation is thermal radiation. Even though most of the thermal radiation is in the infrared band of frequencies, some of the thermal radiation takes the form of microwaves, visible light, and ultraviolet.
Is microwave faster than infrared?
Microwave heaters are faster process of heating as compared Infrared (IR) heaters depending on the material characteristic. Heating/drying process that uses Microwave heater is highly controllable as compared to those has Infrared heaters.
How does a microwave compared with infrared?
Infrared rays are less controlled as compared to microwave radiation, which is more specified. The wavelength of infrared is shorter than that of microwave radiation, which falls in between radio waves and infrared on the electromagnetic spectrum. This means infrared rays have a higher frequency than microwaves.
Is microwave infrared?