A North Carolina TV station demonstrates how to test for coal tar pavement sealants using a test developed here in Austin by Tom Bashara and I. For a detailed explanation, see Field Test for Coal Tar Sealants.
A North Carolina TV station demonstrates how to test for coal tar pavement sealants using a test developed here in Austin by Tom Bashara and I. For a detailed explanation, see Field Test for Coal Tar Sealants.