To treatment PM2.5 with the air particle counter

When the indoor air is polluted, indoor PM2.5 concentration is too high, indoor harmful gas.
Our physical well-being will be threatened. it can go inside body with breath.
Air particle counter can check the PM2.5 and PM10 in the air. tell you the answer of pollution.

Activated carbon adsorption method is a kind of treatment way, but what is the result?
Laser particle counter can confirm the result and also can confirm after treatment.
 

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