2.1 install the air filter in building houses.2.2 closing the doors and Windows to prevent dust accumulation in building houses.2.3 using a cloth dampened in water Make a curtain to close doors and Windows to guide the dust into buildings.2.4 replacement of houses and sweep the House, rubbing, rubbing more frequently to prevent dust fluorine reduces the dispersion and Gongbei, dust buildup in the home.2.5, planting trees and shrubs around houses.
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