3 ms·
These don't work at all IN a room. They need to have a direct live of sight to the sky, or else you're just radiating the IR back into the room and you achieve
by trilbyglens 3y ago
These don't work at all IN a room. They need to have a direct live of sight to the sky, or else you're just radiating the IR back into the room and you achieve no net cooling.
- londons_explore 3y agoWatch the video. They are used in a room to absorb IR radiation given off by people in the room.