With the development of industrialization, various kinds of industrial accidents occur frequently, such as coal mine explosion, sulfur dioxide(SO2) poisoning, hydrogen sulfide (H2S) poisoning.
So, gas alarm device is important to prevent loss of life and property. There are two types of gas alarm devices, toxic gas detector and combustible gas detector. Besides of the usage of gas alarm in industry field, it is used in home security as well.
The popular types of home security gas alarm devices are CO detector and combustible gas alarm. CO (carbon monoxide) is a colorless and tasteless toxic gas. It will be produced due to insufficient combustion of coal etc. Combustible gas alarm will detect leakage of natural gas, LPG etc. combustible gas used as cooking or heating. People always forget or ignore the accident. So, toxic gas alarm and combustible gas alarm devices are necessary for home security.
Gas alarm types and usage
