Levels of Potentially Harmful Compounds in Lake Lady Bird Lowered by Ban on Pavement Sealant

A commonly used pavement sealant was banned in Austin, Texas, in 2006 over concerns that it was a major source of cancer-causing compounds in the environment. Eight years later, the city's action seems to have made a big dent in the targeted compounds' levels - researchers now report that the concentrations have dropped significantly. They published their study in the ACS journal emEnvironmental Science (and) Technology/em. Peter C. Van Metre and Barbara ...

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