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<br />(',1-. . <br />.": <br /> <br />(Y') <br />...... <br />c...\ <br />c-.) <br /> <br />BTU <br /> <br />kWh <br /> <br />1 ton <br /> <br />1 barrel <br /> <br />FIGURE 5 <br />TERMINOLOGY <br /> <br />= British Thermal Unit. One BTU is the heat required <br />to raise one pound of water one degree Fahrenheit. <br />10,000 BTU = fossil fuel energy input required to <br />produce one kWh. <br /> <br />= Kilowatt hour. Energy equal to that expended by one <br />kilowatt in one hour. <br /> <br />= 2,000 pounds avoirdupois weight (short ton). <br /> <br />= 42 gallons. <br /> <br />FIGURE 6 <br />FUEL COMPARISON <br /> <br />Fuel <br /> <br />Approximate <br />unit price <br /> <br />Average BTU <br />per unit measure <br />(X one million) <br /> <br />Approximate price <br />per million BTU <br /> <br />Northwestern <br />Colorado coal* <br /> <br />Impor ted <br />crude oil <br /> <br />Natural gas <br /> <br />$28/ton at <br />mine mou th <br /> <br />21 <br /> <br />$1. 30 <br /> <br />$28-$30/barrel <br />at port of <br />entry <br /> <br />5.8 <br /> <br />$4.80 - $5.20 <br /> <br />$2.50 to $5.00/ 1.05 <br />thousand cubic (wet-dry average) <br />feet (contro1led- <br />decontrolled) <br /> <br />$2.40 - $4.75 <br /> <br />*Northwestern Colorado coal is used as an average example of western <br />coal. Coal BTU ratings and prices vary somewhat through the <br />western U.S. <br /> <br />~ <br /> <br />19 <br />