| A - occupational safety and health view » |
| B - physics, chemistry and natural phenomena view » |
| C - inorganic chemicals view » |
| D - organic compounds view » |
| E - enzymes view » |
| F - natural products and substances view » |
| G - industrial products view » |
| H - equipment, workplaces and operations view » |
| | Ha - premises and workplaces view » |
| | Hb - workplaces view » |
| | Hc - seats and working surfaces view » |
| | Hd - radiation equipment and processes view » |
| | He - electrical equipment view » |
| | Hf - prime movers view » |
| | Hg - power transmission view » |
| | Hh - pressure vessels and systems view » |
| | Hi - refrigerating equipment view » |
| | Hj - heating equipment view » |
| | Hk - industrial furnaces view » |
| | Hl - tools and work holding devices view » |
| | Hm - machinery view » |
| | Hn - roll machines view » |
| | Ho - forming view » |
| | | Hob - moulding and coremaking view » |
| | | | Hoba - moulding view » |
| | | | Hobe - coremaking view » |
| | | Hoc - casting of metals view » |
| | | | Hoca - pit casting view » |
| | | | | Hocap - teeming pits view » |
| | | | Hocc - pig casting view » |
| | | | Hocd - die casting view » |
| | | | Hoce - centrifugal casting view » |
| | | | Hocf - permanent mould casting view » |
| | | | Hocg - shell moulding view » |
| | | | Hoci - investment casting view » |
| | | | Hoco - continuous casting view » |
| | | | Hocu - ladles view » |
| | | | Hocy - knocking out view » |
| | | Hod - moulding of plastics view » |
| | | | Hoda - compression moulding view » |
| | | | Hode - extrusion view » |
| | | | Hodi - injection moulding view » |
| | | | Hodo - blow moulding view » |
| | | | Hodu - rotational moulding view » |
| | | Hof - forging view » |
| | | | Hofd - drop forging view » |
| | | | Hofh - forging hammers view » |
| | | | Hofp - forging presses view » |
| | | | Hofs - swaging machines view » |
| | | | Hofy - hammer and forging-press dies view » |
| | | Hoh - tube making view » |
| | | Hok - bending and straightening view » |
| | | Hom - spinning and flow-turning view » |
| | | Hon - wire converting view » |
| | | | Hona - wire drawing view » |
| | | | Honu - stranding machines view » |
| | | Hop - presses view » |
| | | | Hopa - presses, hand or foot operated view » |
| | | | Hope - power presses view » |
| | | | | Hopeh - hydraulic presses view » |
| | | | | Hopem - mechanical power presses view » |
| | | | | Hopep - pneumatic presses view » |
| | | | Hopf - baling presses view » |
| | | | Hopg - compacting presses view » |
| | | | Hopk - platen presses view » |
| | | | | Hopka - heated-platen presses view » |
| | | | Hopl - folding machines view » |
| | | | Hopm - curing presses view » |
| | | | Hopn - extrusion presses view » |
| | | | Hopp - screw presses view » |
| | | | Hopr - press brakes view » |
| | | | Hops - drawing presses view » |
| | | | Hopt - blanking presses view » |
| | | | Hopv - press-type cutting machines view » |
| | | | Hopy - press tools view » |
| | | | | Hopyb - enclosed dies view » |
| | | | | Hopyd - die changing view » |
| | | Hos - high-energy-rate forming view » |
| | | Hov - glass blowing view » |
| | | How - glass moulding view » |
| | | Hox - pottery shaping view » |
| | Hp - machining view » |
| | Hr - shearing and cutting view » |
| | Hs - heat treatment view » |
| | Ht - comminution view » |
| | Hu - separating, sorting view » |
| | Hv - cleaning view » |
| | Hw - welding and cutting view » |
| | Hx - joining and fastening view » |
| | Hy - surface coating view » |
| | Hz - packing, filling view » |
| I - equipment, workplaces and operations (2) view » |
| J - equipment, workplaces and operations (3) view » |
| K - work and industrial organization view » |
| L - fire, explosions view » |
| M - occupational pathology view » |
| N - occupational pathology (cont.) view » |
| P - physiology, anatomy, psychology view » |
| Q - measurement and investigation view » |
| R - medical prevention and treatment view » |
| S - safety and health engineering view » |
| T - personal protective equipment view » |
| V - safety and health organization view » |
| W - groups of persons view » |
| X - industries view » |
| Y - occupational accidents view » |
| Z - generalities view » |
| 1 - Africa view » |
| 2 - America view » |
| 3 - Asia view » |
| 4 - Europe view » |
| 5 - Oceania view » |
| 6 - geographical areas view » |
| 7 - international governmental organizations (non UN) view » |
| 8 - UN organizations view » |
| 9 - international non-governmental organizations view » |
