| hasDefinition | A liquid compound that is natural gas compressed and supercooled to -167 deg C (-269 deg F) into a liquid to reduce its volume to 1/635th for storage and transportation. Liquefied natural gas has a calorific value of 22,300 Btu/lb. It consists of about 91% of methane and 7% ethane with some propane, butane, and higher hydrocarbons. One tonne liquified natural gas is equal to about 53 Mcf of gas. Liquified natural gas can be vaporized by ambient air, another fluid, or directfired vaporizer. |
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