| 释义 |
bituminous coal
bituminous coaln. A type of coal with a high percentage of volatile matter that burns with a smoky yellow flame. Also called soft coal.bituminous coal n (Geological Science) a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46–86 per cent; calorific value: 1.93 × 107 – 3.63 × 107 J/kg. Also called: soft coal bitu′minous coal′
n. a soft coal rich in volatile hydrocarbons and tarry matter and burning with a yellow, smoky flame. [1875–80] bi·tu·mi·nous coal (bĭ-to͞o′mə-nəs) A soft type of coal that burns with a smoky, yellow flame. Bituminous coal is the most abundant form of coal, but because of its high sulfur content its use can contribute to air pollution and acid rain. Compare anthracite, lignite.Bituminous CoalSoft coal. It has a high sulfur content, is cheaper than hard coal, and was normally used for cooking and heating when coal rather than wood was burned.Thesaurus| Noun | 1. |  bituminous coal - rich in tarry hydrocarbons; burns readily with a smoky yellow flamesoft coalcannel coal - a bituminous coal that burns with a luminous flamecoal - fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous periodsea coal - pulverized bituminous coal; used as a foundry facing |
bituminous coal
bituminous coal: see coalcoal,
fuel substance of plant origin, largely or almost entirely composed of carbon with varying amounts of mineral matter. Types
There is a complete series of carbonaceous fuels, which differ from each other in the relative amounts of moisture, volatile matter,
..... Click the link for more information. .bituminous coal[bī′tü·mə·nəs ′kōl] (geology) A dark brown to black coal that is high in carbonaceous matter and has 15-50% volatile matter. Also known as soft coal. bituminous coal a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46--86 per cent; calorific value: 1.93 × 107 -- 3.63 × 107 J/kg bituminous coal
Synonyms for bituminous coalnoun rich in tarry hydrocarbonsSynonymsRelated Words |