Toxic gases in tunnels are classified into three categories according to their different mechanisms of action on the human body, namely, irritant gas, asphyxiant gas, and acute poisoning of organic […]
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Air pollution is caused by gases and particles emitted into the atmosphere by various human activities, such as the inefficient burning of fuel, agriculture and farming. Dangerously high levels of
How Much Do You Know About The Basic Knowledge Of Air Pollution? Read More »
Ozone is a blue, irritating gas. In fact, ozone is not smelly. It tastes like fishy smell. The disinfection and sterilization function of ozone is broad-spectrum. It can eliminate almost
Do You Know Ozone? Read More »
SO2, also known as sulfurous anhydride. It is a colorless, pungent and toxic gas, and is a common air pollutant. SO2 is a gaseous pollutant with a large amount and
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