1) The legal framework of supplier duties and expectations under UK and European legislation on product liability, general product safety and – in respect of hazards in facilities open to consumers – workplace health and safety.  

2) The challenges posed to designers and manufactures by consumers (compared to employees) as a body of product users: the potential range of ages, experience, languages and physical abilities, together with the absence of any qualified supervision or training. 

3) The market structures and economics of consumer product supply, which are open to the risk of mass producing a safety defect within any mass-produced product design, then distributing the potentially hazardous products worldwide to ultimate customers most of whom cannot be identified or re-contacted by their supplier. 

4) The sources of information on potential safety protection and error reduction methods and their likely effectiveness for consumers.