You’ve obviously never left a bit of cool on something you’ve put in a microwave oven. The resulting fireworks would be a warning not to do that again.
Huh? Bit of cool? Meant you 'foil'?
And it's not microwaves this thing emits.
"The ADS works by projecting a focused beam of 3.2mm wave electromagnetic radiation at a human target. This heats the water and fat molecules on the skin,