Search results for "Coal" /o "Coal" - New World Encyclopedia
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- single component, it is obtained from coal tar and converted to phthalic ... odor derived from the distillation of coal tar. In 1821, John Kidd described ...13 KB (1,879 words) - 12:30, 2 June 2025
- of three benzene rings derived from coal-tar. Anthracene is used in the artificial production of the red dye alizarin. It is also used in wood ...4 KB (576 words) - 05:54, 31 July 2023
- that burn fossil fuels, primarily coal, are the principal sources ... generation, factories, and motor vehicles. Coal power plants are among the ...13 KB (1,971 words) - 07:41, 14 June 2023
- transformed into much of the world's coal flourished, while in the extensive ... The name for the period comes from the Latin word for coal, carbo ...20 KB (2,845 words) - 16:46, 20 May 2025
- mineral mascagnite in volcanic fumaroles and due to coal fires on some dumps. [http://www.mindat.org/min-2584.html/ Mascagnite] Mindat.org. Retrieved ...6 KB (752 words) - 07:39, 25 July 2023
- sulfur), and it has the energy content of soft coal. == See also == * Alcohol * Carboxylic acid * Ester * Plastic * Polymer == Notes == ...8 KB (1,111 words) - 17:38, 9 October 2021
- scale industrial development in the Sydney Coal Field of eastern Cape Breton ... to the present in some circles. In coal mining towns Davis Day is ...26 KB (3,747 words) - 19:32, 25 November 2023
- and in various industrial processes. Since coal and petroleum contain various ... in power plants burning sulfur-containing coal or oil. In particular, calcium ...13 KB (1,988 words) - 21:44, 26 February 2023
- They occur naturally in petroleum and coal tar and are formed during forest fires. The xylene group ranks among the top 30 chemicals produced ...10 KB (1,443 words) - 09:56, 22 May 2023
- of desulfurisation systems, the move away from coal as a fossil fuel, and major economic restructuring in the new German Lander. Acidification ...16 KB (2,510 words) - 07:38, 14 June 2023
- its historically significant logging and coal mining industries, and its ... The underlying rock strata are sandstones, shales, bituminous coal ...40 KB (5,933 words) - 17:17, 4 May 2023
- Methane can also be extracted from coal deposits. It is the main component of the firedamp of coal mines. It is also emitted by mud volcanoes ...17 KB (2,495 words) - 19:23, 20 December 2024
- are calcium carbonate (limestone) and coal. The calcium carbonate is first converted into calcium oxide and the coal into coke, then the two ...14 KB (2,038 words) - 07:36, 14 June 2023
- * Coal: opening a valve, the furnace will start a coal screw to drive coal into the ...21 KB (3,178 words) - 18:31, 30 April 2023
- process. It can also be found as a product of coal oxidation. ==Uses== Phenol has antiseptic properties and was used by Sir Joseph Lister (1827 ...8 KB (1,204 words) - 01:40, 4 November 2025
- during the manufacture of ammonia from coal or from hydrocarbons such ... *Used in coal fired power plants to reduce emissions of nitrogen oxides. ...16 KB (2,391 words) - 13:44, 3 May 2023
- Pyridine was originally isolated industrially from crude coal tar. There are now many methods in industry and in the laboratory for the synthesis ...11 KB (1,458 words) - 03:38, 7 December 2022
- the walls of a city by burning a mixture of coal, sulfur, and tar under them ... The burning of coal and petroleum by industry and power plants liberates ...22 KB (3,269 words) - 21:43, 26 February 2023
- fossil fuels such as oil, natural gas, and coal are burned; humans also naturally ... through the distillation of bituminous coal and heating with a mixture ...20 KB (3,107 words) - 04:37, 18 April 2024
- in U.S. history, with extensive deposits of coal, petroleum, and natural gas. ... valley, especially for the transport of coal. Although the building of ...19 KB (2,637 words) - 18:26, 21 July 2023
