10.1 For the purposes of subsection 119.01(1.1) of the Act, natural gas means a mixture of gas that is composed of at least 85% methane and that may also contain other hydrocarbons that at a temperature of 15°C and an absolute pressure of 101.325 kPa are in a gaseous state, as well as minor amounts of non-hydrocarbon gas and impurities.
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