Science News – Lemon-scented air fresheners and cleaning products can cause dangerous indoor pollution, according to Charles J.Weschler, a chemist at Telcordia Technologies in Red Bank, NJ. He stumbled into this fact while experimenting with alemon scenting agent at his laboratory, when he noticed that they had coated his white message board. He found that theboard had a thin coat of submicron particles on it, as a result of the combination of the limonene gas in the spray andthe ozone in the air.
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