powder coal
11coal — coalless, adj. /kohl/, n. 1. a black or dark brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel. Cf. anthracite, bituminous coal, lignite. 2. a piece of glowing, charred, or burned wood or other… …
12Coal ball — A …
13Coal torpedo — A coal torpedo. This example was prepared as a model, with a partial coal dust coating and the plug left out. It was found in Jefferson Davis office by Union General Edward Ripley when Union forces captured Richmond in April 1865. The coal… …
14Powder River (Montana) — Coordinates: 46°44′00″N 105°26′02″W / 46.7333333°N 105.43389°W / 46.7333333; 105.43389 …
15Coal-producing regions — A geographic classification of areas where coal is produced. Appalachian Region: Consists of Alabama, Eastern Kentucky, Maryland, Ohio, Pennsylvania, Tennessee, Virginia, and West Virginia. Northern Appalachian Region: Consists of Maryland …
16Coal gasification — The process of converting coal into gas. The basic process involves crushing coal to a powder, which is then heated in the presence of steam and oxygen to produce a gas. The gas is then refined to reduce sulfur and other impurities. The gas can …
17Wright's Coal Tar Soap — Coal Tar Soap logo 1922 magazine advert Created by William Val …
18subbituminous coal — Dark brown to black coal, intermediate in rank between lignite and bituminous coal. It contains less water and is harder than lignite, making it easier to transport, store, and use. It has lower heating value than bituminous coal, but its sulfur… …
19Arch Coal — Infobox Company company name = Arch Coal, Inc. company company type = Public (NYSE: [http://www.nyse.com/about/listed/lcddata.html?ticker=ACI ACI] ) company slogan = N/A foundation = 1969 (founded) 1997 (current corporation) | location = St.… …
20Wrights Coal Tar Soap — Created by William Valentine Wright in 1860, Wright s Traditional Soap, or Wright s Coal Tar Soap, is a popular brand of antiseptic soap that is designed to thoughly cleanse the skin. It is an orange colour. History For over 130 years, Wright’s… …
