来自MSN1 个月
What to Do if the Carbon Monoxide Detector is Beeping
Carbon Monoxide (CO) is a gas or liquid that ... we recommend you replace devices that are 10 years old or older. False alarms will sound just like a real one. Because these devices are built ...
Safehome.org on MSN4 个月
What Do Carbon Monoxide Detectors Do and How Do They Work?
The detector’s gel does the same thing when exposed to CO, and a light sensor inside watches for shifts in color and sounds .