smoky flame
11Rosin — For other uses, see Rosin (disambiguation). A cake of rosin, made for use by violinists, used here for soldering . Rosin, also called colophony or Greek pitch (Pix græca), is a solid form of resin obtained from pines and some other plants, mostly …
12Copaline — Copalite (or copaline), also termed fossil resin and Lowgate resin, is a naturally occurring organic substance found as irregular pieces of pale yellow colour in the London Clay at Highgate Hill. It has a resinous aromatic odour when freshly… …
13albertite — [al′bər tīt΄] n. 〚after Albert county, New Brunswick, where found〛 a shiny, brittle, usually black variety of asphalt that burns easily with a bright, smoky flame * * * …
14bituminous coal — a mineral coal that contains volatile hydrocarbons and tarry matter and burns with a yellow, smoky flame; soft coal. [1875 80] * * * or soft coal Most abundant form of coal. It is dark brown to black and has a relatively high heat value. Widely… …
15cannel coal — /kan l/ an oily, compact coal, burning readily and brightly. Also called cannel. [1530 40; cannel from CANDLE (dial. form)] * * * ▪ fossil fuel type of hydrogen rich, sapropelic coal characterized by a dull black, sometimes waxy lustre. It… …
16sapropelic coal — ▪ coal classification hydrogen rich coal, including cannel coal and boghead coal (see torbanite), derived from sapropels (loose deposits of sedimentary rock rich in hydrocarbons) and characterized by a dull black, sometimes waxy lustre.… …
17lamp black — finely divided carbon deposited from the smoky flame of burning oils, rosin, and other substances …
18Cannel coal — A compact, tough variety of coal, originating from organic spore residues, that is non caking, contains a high percentage of volatile matter, ignites easily, and burns with a luminous smoky flame. U.S. Dept. of Energy, Energy Information… …
19bituminous coal — noun black coal having a relatively high volatile content and burning with a characteristically bright smoky flame …
20bituminous coal — bitu′minous coal′ n. min a soft coal rich in volatile hydrocarbons and tarry matter and burning with a yellow, smoky flame • Etymology: 1875–80 …
