(1) In this instrument:
(a) a reference to the weight or measure of an article is a reference to the weight or measure of the article exclusive of the weight or measure of the package in which it is packed; and
(b) a reference to a package of goods is a reference to a package:
(i) in which the goods are fully or partly enclosed; or
(ii) to which the goods are attached; or
(iii) round which the goods are wound.
(2) For the purposes of this instrument:
(a) 2 or more articles of the same kind are taken to be a single article if they are packed together (whether by themselves or with one or more articles of one or more different kinds) for sale as a single article; and
(b) a single article of a particular kind is a single article even if it is packed together with one or more articles of one or more different kinds for sale as a single article; and
(c) if an article is packed in a way in which it could be sold as a single item, it is taken to be packed for sale as a single item unless the contrary is shown (for example on the packaging of the article).