Safety measures Industrial safety 256 Hazardous substances 146 Prevention 145 Automobiles 142 Construction industry 125 Electric engineering 113 Design and construction 112 Standards 110 Building 102 Safety regulations 98 Chemicals 91 Accidents 81 Food 79 Health aspects 76 Chemical plants 68 Roads 67 Electricity 65 Radiation 65 Workshops 62 Chemical engineering 61 Electric apparatus and appliances 57 Management 57 Electrical engineering 56 Aeronautics 54 Maintenance and repair 54 Motor vehicles 49 Safety appliances 47 Welding 47 Electric wiring 46