The start of the new year is the perfect time to double check your home's smoke alarms to be sure they're properly installed ...

Ionization smoke alarms use a battery and two metal plates, called electrodes, to create an electrical circuit. Ions are tiny, electrically charged particles that flow through the circuit and ...

All smoke detectors use one of two types of sensors to detect fires. Ionization-type sensors are best at detecting fast-burning fires, while photoelectric sensors are generally better at alerting ...

It’s widely known that a smoke detector is a good ionizing radiation source, as they contain a small amount of americium-241, a side product of nuclear reactors. But what about other sources?

Smoke alarms, or at least ionization-based alarms with a tiny amount of radioactive americium, are very simple devices. Inside the alarm, there’s a metal can – an ionization chamber – with ...

Firex offers a variety of smoke detectors to suit your home’s safety ... Its products also have multiple sensor types — its ionization sensors detect invisible fire particles, while its ...

Smoke detectors can protect your home and family in the event of an emergency. Here are CNET's expert recommendations. Laboratory Technical Project Manager Gianmarco Chumbe has been part of the ...