Coal tar the European Chemicals Agency. The exact mechanism of action is unknown. Coal tar is a complex mixture of phenols, polycyclic aromatic hydrocarbons (PAHs), and heterocyclic compounds. It is a keratolytic agent, which reduces the growth rate of skin cells and softens the skin's keratin. Coal tar is produced through thermal destruction (pyrolysis) of coal. Its composition varies with the process and type of coal used – lignite, bituminous or anthracite. Coal tar contains approximately 10,000 chemicals, of which only about 50% have been identified. Components include polycyclic aromatic hydrocarbons (4-rings: chrysene, fluoranthene, pyrene, triphenylene, naphthacene, benzanthracene, 5-rings: picene, benzo[a]pyrene, benzo[e]pyrene,
Carbon County, Pennsylvania the Wyoming Valley and the northern sections of the Coal Region. Carbon County is the location of the trials and executions of the controversial Molly Maguires, an Irish secret society that had been accused of terrorizing the region. Carbon County has a rich history. Some interesting people have passed through her mountains, including the Moravian mystic Count Zinzendorf, Benjamin Gilbert, John James Audubon, Benjamin Franklin, and many more. Blessed with a unique geography, Carbon County dazzled the adventurous travelers of the Victorian era, just as it attracts adventurers today. Aesthetically not much has changed of this unique landscape; written in