BS ENISO 11806-2. Agricultural and forestry machinery. Safety requirements and testing for portable, hand-held, powered brush-cutters and grass-trimmers. Part 2. Machines for use with back-pack power unit|Control devices, Handles (tools), Grass trimmers, Fire safety, Dangerous materials, Machine guards, Forestry equipment, Internal combustion engines, Marking, Vibration measurement, Accident prevention, Agricultural equipment, Design, Components, Biological hazards, Vibration hazards, Safety measures, Dimensions, Brush cutters, Radiation hazards, Electrical safety, Hazards, Instructions for use, Mechanically-operated devices, Handbooks, Protective barriers, Poles, Ergonomics, Approval testing, Portable machine tools, Gramineae, Noise (environmental), Cut-out devices, Hand tools, Cutting tools, Machine tools, Sawing machines, Bushes, Verification, Strength of materials, Back (anatomy), Impact testing, Equipment safety