7Meaning of *petroleum*

7 Meaning of *petroleum* (1) For the purposes of this Act, petroleum is— (a) any naturally occurring or processed hydrocarbon; or (b) any naturally occurring or processed mixture of hydrocarbons; or (c) any naturally occurring or processed mixture of one or more hydrocarbons and one or more of the following: hydrogen sulphide, nitrogen, helium, carbon dioxide or water. (2) For the purposes of this Act petroleum includes any petroleum as defined by subsection (1)(a), (1)(b) or (1)(c) and any petroleum product specified by the regulations for the purposes of this section that has been returned to a reservoir in Victoria. (3) For the purposes of this Act petroleum does not include any naturally occurring hydrocarbon, or mixture of hydrocarbons, within a deposit of coal or oil shale.