100+ Tea coal tar sealcoat PowerPoint (PPT) Presentations, Tea coal tar sealcoat PPTs

Tea coal tar sealcoat - PowerPoint PPT Presentation

PAHs in House Dust and their Relation to Pavement Sealcoat

PAHs in House Dust and their Relation to Pavement Sealcoat. Barbara J. Mahler and Peter C. Van Metre U.S. Geological Survey. Benzo(a)pyrene. Pyrene. Naphthalene. What are polycyclic aromatic hydrocarbons (PAHs)?. Why are PAHs going up???. The first clues. Coal-tar sealcoat. =.

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Tea coal tar sealcoat - PowerPoint PPT Presentation

PAHs in House Dust and their Relation to Pavement Sealcoat