WILLIAMS v. PAINTER BROTHERS LTD

May 28, 1968 Factory - Floor - Maintenance - Slippery substance - Obligation to keep floor free from "so far as is reasonably practicable" - Extent of statutory duty - Whether necessary for plaintiff to show that reasonable occupier would have foreseen presence of substance on floor - Whether occupier's duty discharged by provision of proper system of cleaning of floor - Whether discharged by entrusting work resulting in substance on floor to responsible workman - Onus of proof - Factories Act, 1961 (9 & 10 Eliz.II, c.34), s.28(1).