Researcher shows how an arrangement of three common houseplants, used in specific spots in a home or office building, can result in measurably cleaner indoor air...
posted by smiley 1 decade 5 years 9 months ago • 1,794 views • 4:04TED talks
Created: 1 decade 7 years 4 months 1 week ago
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Updated: 7 years 6 months 1 week ago
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