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B Magazine, Normita Thongtham, Published on 12/08/2012
» Dhanasak Chullakesa wrote to ask: ''Do you know any plant or tree that absorbs unwanted smell? I'm talking about a big area, not indoors.'' Mr Dhanasak has the misfortune of living next to a pig farm, and his letter came the day after the publication of the ''Green Fingers'' article of July 22 which mentioned that, according to a Nasa study, plants have the ability to clear the air of indoor pollutants and that plant-filled rooms contain 50% to 60% fewer airborne moulds and bacteria than rooms without plants.