Semiconductor sensors detect gases by a chemical reaction that takes place when the gas comes in contact with the sensor.

Semiconductor sensors are commonly used to detect hydrogen, oxygen, alcohol, and harmful gases such as carbon monoxide.

There are many different sensors that can be purchased to detect hazardous gases around the house.

A fire gas detector is a device that is used to detect gases from fires, and warn about the presence of fire.

The vehicle is also equipped to detect chemical, biological, and radiological materials as well as explosive gases.

(InterScan normally makes instruments that detect toxic gases in factories.)

The lead is for detecting organic acids, aldehyde, and acidic gases.

Gas detectors are available now which detect toxic gases such as carbon monoxide at very low levels.

However, there are gas detectors available now which detect toxic gases at very low levels.

Early observations did not detect water vapor or other gases.