How to pronounce “electromagnetical” in English

around, uh, one of the lab technicians and a physicist. We're about to step into the so-called radio frequency room. That's a room that has beenelectromagnetically isolated from everything else and that's where the dark matter detector is placed and you can see that we are dressing up as if we'regoing into a clean room. In fact, it's worse than going into a clean room.