Sealcoaters around the country privately admit that the days of coal tar sealants are numbered. Long term users refer to it as a dinosaur facing extinction. While there are plenty of environmental and economic reasons for ending this product's use, one of its previous performance distinctions, fuel resistance, is fading away as well. Here's why.
Sunday, September 30, 2012
Posted by Coal Tar Free America at Sunday, September 30, 2012
Tuesday, September 18, 2012
There is an abundance of research on the air quality impacts of polycyclic aromatic hydrocarbons (PAH's). While much of the work has focused on industrial workers1, recent studies have included the effects of airborne PAH's on the unborn including obesity2, lower IQ 3, and behavioral problems 4. Very few studies have been done specifically on coal tar pavement sealants and its effect on air quality. It isn't surprising since the discovery of coal tar based sealcoat as a water quality or stream sediment problem pollutant has been in the last 10 years.
Tuesday, September 11, 2012
The Million Marylander Measure: Suburban DC County Emerges with the State's First Coal Tar Sealant Ban
|The Great Falls of the Potomac in Montgomery County, Maryland|
Posted by Coal Tar Free America at Tuesday, September 11, 2012