24 Feb '12, 1pm

Houseplants that clean the air

Houseplants that clean the air

Plants’ ability to help us breathe easier indoors was first demonstrated in a two-year study conducted by NASA in the late 1980s . At the time, the agency was looking for houseplants to help clean the air in space facilities. The study examined the ability of 15 houseplants to remove three common indoor pollutants — the VOCs benzene , formaldehyde and trichloroethylene — from the air. Benzene is emitted from paints, synthetic fibers and plastics, among other sources. Formaldehyde is released from many sources, including foam insulation and plywood, and sources of trichloroethylene emissions include paints and varnishes.

Full article: http://www.mnn.com/health/healthy-spaces/stories/housepla...

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