Section 12 Interpretation.

In this Act, the following expressions have the meanings hereby respectively assigned to them, that is to say:—

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• “the Gazette” means, in relation to regulations which have effect in England and Wales only, the London Gazette, and, in relation to regulations which have effect in Scotland only, the Edinburgh Gazette, and, in relation to regulations which have effect in Great Britain, both those Gazettes;

• “radioactive substance” means any substance which consists of or contains any radioactive chemical element, whether natural or artificial;

• F2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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• “substance” means any natural or artificial substance, whether in solid or liquid form or in the form of a gas or vapour, and also includes any manufactured article or article which has been subjected to any artificial treatment or process.

• F3and in this Act references to Wales include, and references to England do not include, Monmouthshire