Mall
Large shopping malls because of relatively dense personnel, poor ventilation, will produce carbon dioxide gas, carbon dioxide in shopping malls is 3 times higher than outdoor. This can lead to a lack of oxygen, which can cause discomfort.
Huaxia Fire Engineering Co., Ltd. is a professional company engaged in building fire engineering services and intelligent, mechanical and electrical engineering as the core business. Fire companies sell gas detectors and other related equipment to provide a security guarantee for industrial and domestic areas. We have established a good cooperative relationship and provided China with ASD5300, ASD5300C, ASD5332 gas detectors and JB-TB-ASD5100 alarm controllers.
Large shopping malls because of relatively dense personnel, poor ventilation, will produce carbon dioxide gas, carbon dioxide in shopping malls is 3 times higher than outdoor. This can lead to a lack of oxygen, which can cause discomfort.
Chemical fertilizer production process will produce waste gas, ammonia, carbon monoxide, carbon dioxide, sulfur dioxide, hydrogen sulfide and other harmful gases. Exposure to high concentrations of harmful gases for a long time will have different degrees of adverse effects on the body.
The catering industry mainly uses liquefied petroleum gas, gas, natural gas and other fuels. These fuels are flammable gas, easy to cause explosions and fires.
As a kind of clean energy, natural gas is widely used in daily life. Natural gas is stored and transported through gas pipelines, which are corroded by external factors for a long time, resulting in gas leakage.