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Answered 2011-01-03 11:41:48

because the coal helps the person to cook if he or she does not have a stove or any cooking materials

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No. Coal is a noun, but is widely used as an adjunct with other nouns, as in coal scuttle, coal car, coal chute, or coal miner. The adjective "coaly" is used for the look, smell or other attributes of coal.


Basically, coal is black and it is widely used inside our homes. The term "coal is a black gold" is just a simple metaphor.


Coal for electricity, oil for transport


Coal is the most common one; peat is also widely used, as is wood.


It is widely used now in the world, but you could consider it an alternative to coal


Oil and coal is widely used, b/c setting fire to it releases a lot of energy that then can be turned into electricity, heat or mechanical energy to get vehicles moving.


Coal is the most widely used source of non-renewable energy.


Some disadvantages of clean coal is that it pollutes the air.


No coal is not really environmentally friendly . There are a lot more disadvantages than advantages when it comes to coal.


Coal is burned and the gases evolved collected. Coke is the residue. ------------------------------------------------------------------------------------------ NO. coke is not made by burning coal. Burning the coal is the last thing that you want to to do. --------------------------------------------------------------------------------------------------- This gas production method was widely used before natural gas was developed. The resulting gas is a mixture of hydrogen, methane, carbon monoxide, and ethylene. As well as for cooking and heating it was widely used for lighting. --------------------------------------------------------------------------------------------- You get coke by heating coal in a large airtight oven because you do NOT want the coal to burn. Among other products that you get besides the ones listed above, you get coal tar, ammonia, and sulfur compounds. ----------------------------------------------------------------------------------------


One major use was for making steam to power steam engines. Coal was also baked in furnaces to make coke which was in turn used in blast furnaces to mak iron.


Beacuse it is not used widley and petrolum and gas is more convinent than it.pakistan has mainly lignite coal quality which is a low quality coal,it is mainly used to generate electrical power. pakistan use coal source very scarce bcz it is dangerous and difficult to transport and so gas and oil source are used more widely and thus coal is remained a limited value in pakistan.


Coal is one. Oil is another. Natural gas (methane) is a third.


advantages- its clean. disadvantages- its not as vierment friendly as solar power.


When it was widely used


Wind power propels sail boats, and powers wind turbines. It is not as widely used as coal, natural gas or oil.


How did they used to coal mine


Some disadvantages of coal powered plants are; 1. a coal powerplant produces 3700000 tons of CArbon dixode in a year. this is also one of the main causes of global warming. 2. all the mercury taken from the coal has to be disposed, and usually it is disposed in a lake.


its bad for the environment,and being a solid,its dirty


Coal is burned mostly in fireboxes in coal fired power plants. Coal is also sometimes burned in furnaces in industrial facilities that refine and process various metals. Coal is also roasted (heated without oxygen so that it does not burn) to produce coke, which is widely used in steel mills (mostly as a carbon source and fuel in blast furnaces).


There are no disadvantages as such, since C and C++ are both widely-used and are well supported. The only real stumbling block for new programmers is the steep learning curve.


Npn transistors are widely used



Coal, Oil, Natural gas. Coal first, Natural gas second, Oil third.


Coal is mainly used for Electricity and Heat



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