Kidde Firex Smoke Alarm i4618AC Ionization Sensor (Update: Out of Stock): As expected from an ionization detector, it had the best performance detecting a fast-flaming fire in just 16.9 seconds ...

An indoor fire detection system might have optical sensors that look for smoke, thermal sensors that detect rising temperatures, and sensors for CO and CO 2 gas.

A smart smoke detector can warn you of fire in its early stages, giving you enough time to get to safety. We review five top picks to buy.

Electronics and Telecommunications Research Institute (ETRI) announced the development of an AI sensor for unwanted alarm prevention that distinguishes between smoke caused by a fire and non-fire ...

Smoke detector types Most household smoke detectors employ either an ionization or photoelectric (optical) sensor to detect a fire. Each uses a different method to sense the presence of smoke ...

Most household smoke detectors employ either an ionization or photoelectric (optical) sensor to detect a fire. Each uses a different method to sense the presence of smoke. Photoelectric smoke ...