Indoor Air Quality Standards In the United States

Pollen, dust, fim spores, industrial emissions and vehide, emissions 

Loading docks, otbus fipm dumpsters, unsanitaty dd ris or buildup exhausts near outdoor air intakes 

Microbiolc jknl growth in drip pans, ductwork, coils, and humulifieis, improper venting of combustion product and dust or ddiris in ductwork 

Emissicms om office equipment, and emissions from shops, labs and 

Components Microbiol( cal growth on soiled or water-damaged materials, dry traps diat allow 

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