Posted by Roger46 on July 18, 2008 at 18:05:03 from (69.58.159.68):
In Reply to: e85 use it posted by jonnny2006 on July 18, 2008 at 03:31:24:
Where do you think the energy to make corn based ethanol comes from? As someone else said, the ratio of energy in to energy out at best is 1:1.3 with corn based ethanol. They use petroleum based fuel (to say nothing about the amount of water used) to make corn based ethanol (plus the farmers use it to raise the crop) meaning you are esentially burning the same amount of petroleum only in the form of ethanol and in the process artificially driving up the price of corn. We need to look at alternative ethanol sources and other energy sources in general. And another thing, the most idiotic thing that is being done now is burning natural gas in power plants. They just converted one to natural gas in St. Paul, MN and the reason Excel Energy gave for the conversion is that they got tired of fighting the environmentalists. Roger
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Today's Featured Article - Horsepower Defined - by Staff. Indicated Horsepower This represents the power developed in the enine cylinder as obtained from the pressure in the cylinders. This is pressure obtained from an indicator which shows cylinder pressures. Indicated horsepower does not represent the actual useful power delivered by the engine. Brake Horsepower This is the actual horse power delivered by the engine to the shaft. It is equal to the "indicated horsepower" less the friction of the engine. It is useful hor
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