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| Calorific equivalents |
One cubic foot of gas = 1000 BTUs = 1055.06 kJ
Approx. one million tonnes of oil = 40 x 1012 BTUs = 40,400 MJ |
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| Candela |
SI unit of light intensity defined as 1/60 of the light radiated from a sq. cm of a blackbody, a perfect radiator that absorbs no light, held at the temperature of freezing platinum. |
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| Cubic foot |
Standard unit used to measure quantity of gas at atmospheric pressure (One cubic foot = 0.0283 cubic metres). |
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| Cubic meter |
SI unit used to measure quantity of gas at atmospheric pressure (One cubic metre = 35.31 cubic feet). |
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| Dead Weight (dwt) |
Difference between loaded and unloaded weights of a ship. |
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| Exposure |
Measurement of time during which subject is at risk from a hazard. |
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| Gas Oil Ratio (GOR) |
Volume of gas at atmospheric pressure produced per unit of oil produced. |
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| Joule (j) |
Derived SI unit of work or energy. Gigajoule = One million joules = 278 kWh. |
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| Kilocalorie (kcal) |
One thousand calories. |
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| Kilogram (kg) |
SI unit of mass. One thousand grams. |
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| Kilopascal (kPa) |
Defined as pressure of 0.0102 kg / sq. cm. |
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| Kilowatt-hour (kWh) |
One kWh = 3.6 MJ = 3,412 BTU = 860 kcal = 0.0949 cubic meters of gas). |
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