Suitability of non-metallic materials and products for use in contact with water intended for human consumption with regard to their effect on the quality of the water, Specification— 20 стр.
Specification for aluminium conductors and aluminium conductors, steel-reinforced for overhead power transmission, Aluminium conductors, steel-reinforced— 16 стр.
Aircraft oxygen systems and equipment, Guide to fire and explosion hazards associated with oxygen, including handling, storage and replenishment— 22 стр.