What's the difference between coal and slack?

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 .

Slack


Definition:

  • (n.) Small coal; also, coal dust; culm.
  • (n.) A valley, or small, shallow dell.
  • (superl.) Lax; not tense; not hard drawn; not firmly extended; as, a slack rope.
  • (superl.) Weak; not holding fast; as, a slack hand.
  • (superl.) Remiss; backward; not using due diligence or care; not earnest or eager; as, slack in duty or service.
  • (superl.) Not violent, rapid, or pressing; slow; moderate; easy; as, business is slack.
  • (adv.) Slackly; as, slack dried hops.
  • (n.) The part of anything that hangs loose, having no strain upon it; as, the slack of a rope or of a sail.
  • (a.) Alt. of Slacken
  • (v. t.) Alt. of Slacken

Example Sentences:

  • (1) It arguably became too comfortable for Rodgers' team, with complacency and slack defending proving a dangerous brew.
  • (2) October 23, 2013 And on unemployment: The recent reduction in the unemployment rate [to 7.7%] indicated that slack in the economy was, as anticipated, being eroded as activity picked up.
  • (3) The press secretary sitting in on the interview looks slack-jawed with shock.
  • (4) Aside from a couple of slack passes early on, there has been no hint of an Italian breakthrough and the Ticos have carried a threat going forward.
  • (5) Chelsea simply cannot afford to be so slack in possession.
  • (6) Experiments were performed to determine the influence of sarcomere length and passive tension on the velocity of unloaded shortening (Vu) as measured by the slack test technique.
  • (7) The irradiated grafts relaxed less and generated less slack length in the drip environment than the nonirradiated controls.
  • (8) Executives from companies including Twitter, Netflix and Slack made donations of the $6,000 legal limit, according to campaign finance reports filed on Tuesday.
  • (9) Unloaded shortening velocity obtained from length steps of different magnitude (slack test) also showed a gradual decrease after the release, consistent with the isotonic release results.
  • (10) The narrative drivers are pretty slack – improbable dialogue ("I'm a very wealthy man, Miss Steele, and I have expensive and absorbing hobbies"); lame characterisation; irritating tics (a constant war between Steele's "subconscious", which is always fainting or putting on half-moon glasses, and her "inner goddess", who is forever pouting and stamping); and an internal monologue that goes like this … "Holy hell, he's hot!
  • (11) That's great that you're able to pick up the slack.'
  • (12) By taking up the slack in the economy – millions of people are underemployed, working fewer hours than they wish – Britain could enjoy fast catch-up growth of the kind it experienced as it recovered from the Great Depression: between 1933 and 1936 UK growth exceeded 4% per year, fuelled by a house building boom.
  • (13) Then I had to wait for God knows how long until Will Adamsdale wheeled it out again for the stragglers, and when he did, I rolled up and watched slack-jawed.
  • (14) The effect of the enzyme collagenase (40-200 units-ml-1) on the spontaneous mechanical activity in vitro and on the fine structure of the activity of the taenia was enhanced both in the isometric and isotonic recordings; after several minutes the muscles became slack or elongated to up to twice their resting lengths.
  • (15) But despite a rapid fall in unemployment – forecast to tumble to 6.3%, the IMF said there was still slack in the labour market.
  • (16) Quique Sánchez Flores: Watford interested in Andros Townsend Read more Watford were uncharacteristically slack, leaving the head coach, Quique Sánchez Flores, to admit “we were not competitive”.
  • (17) Improved estimates of Vu in living fibres were obtained by photographically calibrating the slack test.
  • (18) This complication was caused by certain circumstances: 1. unnoticed perforation of oesophagus, 2. open tube, 3. inspiration against resistance, 4. tube tip placed in slack connective tissue.
  • (19) Alas we fear season three might mean more slouchy tees and boot-cut slacks.
  • (20) Because there is plenty of slack in the labour market and investment needs to increase.