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Table 1 from Long Duration Tests of Room Air Filters in Cigarette Smokers ' Homes | Semantic Scholar
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Filtrete Room Air Purifier Table Top Device FAP-TT-ADH with HEPA-Type Air Filter, Designed for Small rooms up to 80 sq. ft. : Amazon.com.au: Everything Else
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IKEA STARKVIND smart air purifier and side table has a 3-filter system for cleaner air » Gadget Flow
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