4Definitions

#### 4 Definitions 4 Definitions > In this Act, except in so far as the context or subject-matter otherwise indicates or requires— > > enrichment, in relation to nuclear material, means any process by which the proportion of an isotope is increased in relation to the natural abundance of the isotope. > > mine, in relation to uranium, includes to produce uranium ore concentrates in a mill or other plant. > > nuclear facility means a nuclear facility within the meaning of section 8. > > nuclear fuel cycle includes any process or step in the utilisation of material capable of undergoing nuclear fission, including its ultimate disposal. > > nuclear material means any radioactive substance associated with the nuclear fuel cycle, including radioactive waste material. > > nuclear reactor means a device designed to produce controlled nuclear fission. > > regulation means a regulation made under this Act. > > **s 4:** Am 2012 No 16, Sch 3 \[2\].