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Other terms which refer to anthracite are black coal, hard coal, stone coal, [10] [11] dark coal, coffee coal, blind coal (in Scotland), [7] Kilkenny coal (in Ireland), [10] crow coal or craw coal, and black diamond. "Blue Coal" is the term for a once-popular and trademarked brand of anthracite, mined by the Glen Alden Coal Company in ...
Bituminous coal is dark brown to black, [3] hard, [9] but friable. [10] It is commonly composed of thin bands of alternating bright and dull material. [9] Though bituminous coal varies in its chemical composition, a typical composition is about 84.4% carbon, 5.4% hydrogen, 6.7% oxygen, 1.7% nitrogen, and 1.8% sulfur, on a weight basis. [11]
A crossword (or crossword puzzle) is a word game consisting of a grid of black and white squares, into which solvers enter words or phrases ("entries") crossing each other horizontally ("across") and vertically ("down") according to a set of clues. Each white square is typically filled with one letter, while the black squares are used to ...
Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements , chiefly hydrogen , sulfur , oxygen , and nitrogen . [ 1 ]
The abbreviation is not always a short form of the word used in the clue. For example: "Knight" for N (the symbol used in chess notation) Taking this one stage further, the clue word can hint at the word or words to be abbreviated rather than giving the word itself. For example: "About" for C or CA (for "circa"), or RE.
It made her think about what a crossword puzzle would look like if the clues and answers included more of some subjects that she WAS familiar with, thanks to her own identity and interests ...
Small coals may be produced accidentally by breakage, and sometimes deliberately as a by-product of screening out the more valuable round coals. Small coal at one time referred to charcoal, but this usage is obsolete. [31] Snap or bait. Snap, bait or piece is food taken to eat part way through the shift and often carried in a snap tin. [32] Sough
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