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Smoking and Ventilation Standards

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Link Title: Smoking and Ventilation Standards Open in a new window
Link URL: http://www.no-smoke.org/getthefacts.php?dp=d20
Link Details: Do ventilation systems remove secondhand smoke from indoor air, or just the odor? Information from Americans for Nonsmokers' Rights.
Category: Top : Science : Environment : Air_Quality : Indoor_Air_Quality
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Smoking and Ventilation Standards