Unformatted text preview: the earth that are sedimentary. Coal is another source of energy. . US has a lot, Britain used to but is low ever since the industrial revolution. The sequence of coal from lowest to greatest quality is: Peat – lignite - sub_bit – bit - antra. Peat makes more water and has a low amount of fixed carbon and has a very smoky flame. Lignite (brown coal): is native to Ireland. This is not as good as peat. Sub-bitunimous coal: means less water, more fixed carbon. Antracite: less water, high fixed carbon, what you have now is a hot smokeless flame. Which is very good. The more carbon . . 0.2 -7.0 % sulfur gets burned, caught in rain, and returns to earth to contaminate/pollute. Burning coal produces the most % of CO2....
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- Spring '11
- Coal, oil tanker, large oil spill, complete petroleum industry, hot smokeless flame