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Humidity environment, and become breeding grounds for pathogenic microorganisms. When pathogenic microorganisms, it can generate a large number of odors. I set the new style set properly, the filter is invalid, irrational factors such as air distribution, airconditioning systems can also send the air quality worse. 3 Legionnaires disease caused health risks of poor hygiene and air conditioning systems not
Only decrease air quality in buildings can also cause respiratory diseases. 1976, airconditioning system contamination caused by Legionella in the Philadelphia outbreak, resulting in 221 people infected, 34 people died. Worldwide, there are documented outbreak of legionnaire’s disease about 50 events, the mortality rate of 5 to 30, most of them from the air conditioning system cooling towers in the
Breeding caused by Legionella bacteria. My public places in parts of the sample survey results show that the cooling water, air conditioning and ventilation system, the detection rate of Legionella as high as 50 or more, can not but alert. Rule out hidden dangers: on a regular basis to the air "bath" without any air conditioning and ventilation system, regular

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