TIL: the metal screen on microwave oven windows is designed to block the microwaves from escaping through the glass. The holes are small enough that the microwaves are blocked, while light can still pass through.
@danielpunkass Oh my gosh, they’re one of my favorite YouTube channels. Been watching them for over a decade. Here’s the video in question.
@danielpunkass I learned this over twenty years ago in Air Force technical training, but meet folks all the time who didn’t know. Welcome to knowledge-about-radiowaves-one-percent.
@jarrod @danielpunkass wait until you hear about James Lovelock reanimating frozen hamsters with surplus WWII radar parts. #DontTryThisAtHome
@lukemperez @danielpunkass Sometimes I forget that not everyone knows about Faraday cages. They are fascinating! The way electromagnetic waves propagate is weird.