We are constantly reminded that we should make sure there are working smoke alarms in our home and to test them and change the batteries on a regular basis. In some towns, members of the local fire department will even go door-to-door to provide this warning and to offer to come and test any smoke detectors. They will typically use a can of spray that is designed to set off a smoke alarm if it is working properly, since the machines are designed to detect the particulate matter in the smoke.
In addition to the smoke alarms, we are also warned that it is a good idea to also have a carbon monoxide detector in our homes, though often you can buy one detector that detects both smoke and elevated levels of carbon monoxide. These devices can save the life of you and your family if they are working properly, and that is why it is so important to not only have them, but to test them. Continue reading