is 133.38 KB, has a resolution of 4975x3108 pixels and was uploaded on July 17, 2018 @ 4:08 am by user: linagaf. It is filed under the tags: technology, electromagnetic radiation, multimedia, convection, radiation. Click the blue button at the top to freely download: Gray Microwave Oven Radiation Cooking Convection Thermal Conduction Heat Transfer png.