Relevant knowledge of air purification
What is PM2.5?
PM2.5 refers to particles in the atmosphere that are less than or equal to 2.5 microns in diameter, also known as accessible lung particulate matter. Its diameter is less than 1/20 of the weight of a person's hair, but it has an important impact on air quality and visibility.
What is a Cadr value?
English name: Clean Air ibuyspy Rate. The Chinese name is the clean air output rate, is the international authoritative organization appraises The Air Purifier Efficiency main index. The higher the CADR value, the higher the purifying efficiency of the purifying machine.
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