What's the difference between coal and coke?

Coal


Definition:

  • (n.) A thoroughly charred, and extinguished or still ignited, fragment from wood or other combustible substance; charcoal.
  • (n.) A black, or brownish black, solid, combustible substance, dug from beds or veins in the earth to be used for fuel, and consisting, like charcoal, mainly of carbon, but more compact, and often affording, when heated, a large amount of volatile matter.
  • (v. t.) To burn to charcoal; to char.
  • (v. t.) To mark or delineate with charcoal.
  • (v. t.) To supply with coal; as, to coal a steamer.
  • (v. i.) To take in coal; as, the steamer coaled at Southampton.

Example Sentences:

  • (1) The biggest single source of air pollution is coal-fired power stations and China, with its large population and heavy reliance on coal power, provides $2.3tn of the annual subsidies.
  • (2) Photograph: AP Reasons for wavering • State relies on coal-fired electricity • Poor prospects for wind power • Conservative Democrat • Represents conservative district in conservative state and was elected on narrow margins Campaign support from fossil fuel interests in 2008 • $93,743 G K Butterfield (North Carolina) GK Butterfield, North Carolina.
  • (3) Nick Robins, head of the Climate Change Centre at HSBC, said: "If you think about low-carbon energy only in terms of carbon, then things look tough [in terms of not using coal].
  • (4) The fact that it is still used is regrettable yet unavoidable at present, but the average quantity is three times less than the mercury released into the atmosphere by burning the extra coal need to power equivalent incandescent bulbs.
  • (5) According to the International Energy Agency, 147m Indians will remain without electricity into 2030 under a business as usual scenario emphasising coal.
  • (6) My grandfather was a coal miner and Nana was rather plump and bossy.
  • (7) Shenhua Watermark Coal, a subsidiary of the Chinese state-owned Shenhua Group, is waiting for final approval from Hunt for a $1.2bn open-cut coalmine on the edge of the plains, a little more than three kilometres from Hamparsum’s property.
  • (8) Instead the textbook simply reads: "Traditional industries, such as shipbuilding and coal mining, declined ... during her premiership, there were a number of important economic reforms within the UK".
  • (9) In the US, electricity accounts for 39% of emissions – and 75% of that is contributed by coal.
  • (10) A survey was conducted in southern Illinois with a population of 46 coal miners and ex-coal miners ranging in age from 42 to 86 years.
  • (11) Australia’s greatest contribution to global warming is through our coal, exported and burned in foreign power stations.
  • (12) By its calorific value the mycelial waste is equal to brown coal or peat.
  • (13) The DECC believes clusters of coal and gas plants with CCS would offer efficiency because they could share the costs of building and operating pipelines to storage facilities, probably in old North Sea oil and gas fields.
  • (14) Its few remaining mines involve people digging coal out of hillsides.
  • (15) That stake in eight Indonesian coal mines represents 1GT of future carbon dioxide emissions, more than Germany’s annual output.
  • (16) This brings lads like 12-year-old Matthew Mason down from the magnificent studio his father Mark, from a coal-mining town ravaged by pit closures, lovingly built him in the back garden at Gants Hill, north-east London.
  • (17) This in turn meant frantic investment in German coal and lignite – 10 new plants are said to be opening – and a surge in Polish coal output.
  • (18) "It would be ridiculous to encourage shale gas when in reality its greenhouse gas footprint could be as bad as or worse than coal.
  • (19) We conclude that there appears to be no benefit from exceeding a concentration of 5% crude coal tar in yellow soft paraffin in the treatment of patients with psoriasis and that the plateau in the dose-response curve for the action of crude coal tar in psoriasis begins at a point between 1 and 5%.
  • (20) Engie, the owner of Rugeley coal-fired station in Staffordshire, which made the most recent closure announcement earlier this month, blamed low wholesale power prices as much as carbon taxes for its decision .

Coke


Definition:

  • (n.) Mineral coal charred, or depriver of its bitumen, sulphur, or other volatile matter by roasting in a kiln or oven, or by distillation, as in gas works. It is lagerly used where / smokeless fire is required.
  • (v. t.) To convert into coke.

Example Sentences:

  • (1) An actor dressed like one of the polar bears that figure in Coke ads limped up, wearing a prosthesis on one paw, a dialysis bag and tubing.
  • (2) The risk for gastric cancer and non-malignant respiratory disease among the workers of the coke shipping department was increased but the SMRs did not reach statistical significance.
  • (3) The coke sailed up my nasal passage, leaving behind the delicious smell of a hot leather car seat on the way back from the beach.
  • (4) And failing that, drink a Diet Coke and a beer simultaneously just before you go in.
  • (5) A video obtained by the Mail on Sunday showing Flowers counting out £300 after being asked for "money for the coke" also sparked calls by Conservative MP Andrew Tyrie for the current system of authorising top bankers to be overhauled.
  • (6) Thirty years after one of the pivotal clashes in the miners' strike of 1984 when violent confrontations erupted at the Orgreave coking plant, the area outside Sheffield could barely look more different.
  • (7) The environmentally exposed donors were residents from the vicinity of a coke factory; the occupationally exposed persons were cokery workers, while rural region inhabitants served as a control group.
  • (8) Last month one woman asked for a bag of crisps and a bottle of cherry coke and burst into tears when she got it.
  • (9) And while we're thinking of breaking things, check out an Italian's attempt on a world record involving a bottle of coke, some Nutella chocolate spread, some Mentos and a condom.
  • (10) Also, coke oven workers had slightly higher adduct values than age, sex and smoking matched controls.
  • (11) Approximate relative risks, which take into account race, age, and calendar years of follow-up, have been calculated for various work areas of the coke plant.
  • (12) Thiocyanate-assimilatig bacterium, TK 21, was isolated from activated sludge used for the treatment of thiocyanate contained in coke-oven liquor.
  • (13) Six normal subjects each ingested a single 12-oz can of a diet cola (Diet Coke) providing 184 mg aspartame (APM), of which 104 mg is phenylalanine (Phe), and, on another occasion, a single 12-oz can of regular cola (Coke Classic).
  • (14) Fuelled by latent ambition (and maybe a bit of that coke), Joan – with the help of some divine Cosgrovian intervention – decided she could turn her hand to producing ads.
  • (15) The purpose of this study was to determine the clinical, epidemiological and evolutive characteristics of interdigital and plantar intertrigo of the feet among people working in a coking plant, a potash mine and a motorcar factory.
  • (16) Inoculation of different trypanosome strains into volunteers yielded positive parasitaemia for original isolates from lion, hyaena, and Coke's hartebeest.
  • (17) The effect is of someone with a boyish energy who has had too many Cokes, but even on bad days, says Fox, "I don't care.
  • (18) Not only that, it’s allowed other newspapers to declare open season on Cameron’s private life, as we see from today’s “coke parties” splash in the Sun .
  • (19) However, Innocent was one of the brands highlighted last year as containing high levels of sugar: a 250ml serving of its pomegranate, blueberry and acai smoothie contains 34g of sugar, around the same as a 330ml can of Coke.
  • (20) And, though I mixed heroin and coke [Goldin continued to use heroin but not intravenously], I never smoked crack.