| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 3,900,297,199 visitors served. |
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
bituminous coal |
Also found in: Dictionary/thesaurus, Wikipedia | 0.01 sec. |
|
|
bituminous coal: see coal coal, 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, ..... Click the link for more information. . bituminous coalor soft coalMost abundant form of coal. It is dark brown to black and has a relatively high heat value. Widely abundant and with the broadest range of commercial uses, it has long been used for steam generation in electric power plants and industrial boiler plants. Certain varieties are also used to make coke, a hard substance of almost pure carbon that is important for smelting iron ore. One major problem is that burning large quantities of bituminous coal that has a medium to high sulfur content contributes to air pollution and produces acid rain. See also subbituminous 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 [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. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
|
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup |
|---|