Coal pollution mitigation emissions of sulfur dioxide or oxides of nitrogen associated with the utilization of coal in the generation of electricity." Before being adopted in this fashion, historically "clean coal" was used to refer to clean-burning coal with low levels of impurities, though this term faded after rates of domestic coal usage dropped. The term appeared in a speech to mine workers in 1918, in context indicating coal that was "free of dirt and impurities." In the early 20th century, prior to World War II, clean coal (also called "smokeless coal") generally referred to anthracite and high-grade bituminous coal, used for cooking
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