Specification for cold water storage and combined feed and expansion cisterns (polyolefin or olefin copolymer) up to 500 L capacity used for domestic purposes|Determination of content, Testing conditions, Polyolefins, Lids, Covers, Water supply (buildings), Deflection tests, Artificial weathering tests, Leak tests, Mass, Volume, Test equipment, Mechanical testing, Dimensional measurement, Polymers, Thermal insulation, Installation, Thermal testing, Fatigue testing, Water storage cisterns, Cold-water supply systems, Performance testing, Polyethylene, Pressure testing, Tensile strength, Potable water, Type testing, Impact testing, Materials in contact with food, Dimensional changes, Tensile testing, Polypropylene, Marking, Dimensions, Chemical composition, Performance, Plastics, Domestic, Designations, Elongation at fracture