Ron called me and left a message on a Saturday afternoon. He was working for one of the world's largest producers and suppliers of coal, with coal mines and preparation facilities all over the mid-Atlantic and mid-West regions. His company supplies thermal coal to electric utilities and the manufacturing industry. They also supply metallurgical coal for use in the production of steel. Ron just happened to be rather close to us, in western Pennsylvania. He seemed to know exactly what he needed ...This story is related to the following:Chemical Processing and Waste ManagementSearch for suppliers of: Filtration Systems | Filter Carts