For Consumer tection Act 1987 purposes: a product where the safety is not such as persons generally are entitled to expect. A product is not considered defective merely because it is of poor quality or because a safer version is put on the market. When deciding whether a product is defective, a court takes account of all the relevant circumstances including: the manner of marketing; any instructions or warnings given; what might reasonably be expected to be done with it; the time the product was supplied.