Coal-tar driveway sealer, cited as pollutant, banned by more Minnesota cities
Published 10/19/2011, Star Tribune (Minneapolis) / MCT
In the 18 months since White Bear Lake, Minn., became the first Minnesota city to forbid a common type of driveway sealant, about a dozen others have followed, as evidence mounts that chemicals from the sealants are creating a hazardous and expensive problem in storm-water ponds. The sealant industry disputes the claim.Word count: 722
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