coal — 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… … Universalium
Coal Classification — In the United States, coals are classified by rank progressively from lignite (least carbonaceous) to anthracite (most carbonaceous) based on the proximate analyses of various properties (fixed carbon, volatile matter, heating value, and… … Energy terms
Ranks of Coal as Classified by the American Society for Testing and Materials, Table — ▪ Table caloric value (moist, mineral matter free basis)* fixed carbon percentage volatile matter percentage British thermal megajoules (dry, mineral matter free basis) (dry, mineral matter free basis) units per pound … Universalium
High King of Ireland — A High King of Ireland ( ga. Ard Rí na hÉireann) is a historical or legendary figure who claimed lordship over the whole of Ireland. The High Kingship was never a political reality in Ireland, but has a strong literary and folkore tradition.The… … Wikipedia
Hong Kong Secondary Students Union — The Hong Kong Secondary Students Union (Chinese characters: 香港中學生聯盟, pinyin: Xiānggǎng Zhōngxuéshēng Liánméng) is a pro democracy student organisation in Hong Kong established in August 2003 by some pro democratic secondary school students of… … Wikipedia