Photoelectric vs. Ionization Smoke Detectors: What Are the Differences, and Which Kind Should You Buy?

Shoulders says that photoelectric smoke detectors are generally more effective for detecting large particles. Photoelectric ...
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Birmingham Fire Department offers free smoke detectors to residents

The Birmingham Fire Department is urging residents to install smoke detectors, offering them free of charge, as part of a ...

Maps Show Where Smoke From Georgia Wildfires Is Spreading North

The smoke could reach as far as Pennsylvania and Ohio on Friday. Here’s how to track its path and its effect on air quality.
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Build your first ESP8266 sensor project

The ESP8266 microcontroller is a favorite among makers for creating affordable, Wi-Fi-enabled sensor projects. Pairing it with a DHT22 temperature and humidity sensor is one of the easiest ways to get ...
Which

Best carbon monoxide detectors

Our thorough and independent lab tests show which carbon monoxide (CO) detectors will sound the alarm when there's a build-up of the killer gas and which will remain silent – so that you can buy a ...