3, the electromagnetic waves is 90MHz to 300MHz maximum damage, 300MHz more than the closer 12000MHz, its degree of injury is smaller, so the resulting commercial kitchen cooker that hospital, frequency of 900MHz cellular phones and 1800MHz, are within the scope harmful. As for industrial heating commercial kitchen cooker electromagnetic movement, frequency of 20 ~ 25KHz canteen kitchens commercial induction cooker is a normal audio signal (20 ~ 22kHz range), in addition to the noise impact on the eardrum, the other on the human body undamaged. When the operation of the appliance within a distance of 40cm radiation safety standards exceed the commercial site kitchen cooker, easy to produce carcinogenic and dangerous. But as the distance to pull away, the rapid decay of electromagnetic radiation. When using the appliance, be sure to keep a distance of half a meter, so we can guarantee themselves from radiation damage. The hotel kitchen commercial kitchens Commercial Induction Cooker troops _ _ Katherine letter kitchenware factory, Ltd. Shenzhen trillion letter provided by the kitchen. Shenzhen Katherine letter Kitchenware Co. (www.zxomen.com) strong, credible, in Shenzhen, Guangdong province cooking, baking equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Katherine letter kitchenware manufacturers and you hand into the brilliant, for a better future!