Let’s imagine that you are vaping in your living room. You press down on the button and breathe in and out. You close your eyes and cast a quick glance up at the ceiling, where a fire alarm can be…
Tag: Smoke
Here’s the question, what batteries do smoke alarms use? 9V has been the battery of choice for smoke alarms for many years. The more common batteries in smoke detectors today are two or three AAs. About three times as much…