4Interpretation

(1)In this Act––

(2)In this Act, “to smoke” means to smoke tobacco, any substance or mixture which includes it or any other substance or mixture; and a person is to be taken as smoking if the person is holding or otherwise in possession or control of lit tobacco, of any lit substance or mixture which includes tobacco or of any other lit substance or mixture which is in a form or in a receptacle in which it can be smoked.

(3)The Scottish Ministers may by regulations alter any of the following definitions in subsection (1)––