back - bib
- back injury
- back strain
- back-pressure valve
- back-up protection
- backache
- background noise
- background radiation
- backward overturning
- bad posture
- bag filter
- bag-type dust collector
- bagassosis
- baker's asthma
- bank of cyclones
- banksman
- baritosis
- barium pneumoconiosis
- barotrauma
- barotraumatic arthrosis
- barotraumatic retina damage
- barotraumatic sinusitis
- barrier cream
- barrier guard
- barrier wall
- basal metabolic rate
- basal metabolism
- basal-cell cancer
- basal-cell epithelioma
- bearing noise
- beat
- behaviour in fire
- BEI
- belt conveyor
- bends
- benefit
- benign pneumoconiosis
- benzene jag
- benzene leukaemia
- benzene myelopathy
- benzene narcosis
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