boss eddy - bucket nose
- boss eddy
- boss hammer
- bossing
- bossy
- bostonite
- both-way
- both-way signalling
- botryogen
- botryoidal
- bott
- botting
- bottle cap
- bottle filler
- bottle glass
- bottle hood
- bottle neck
- bottle packer
- bottle screw
- bottle top mould
- bottle-capping machine
- bottle-cleaning machine
- bottle-filling machine
- bottle-neck cartridge
- bottle-neck case
- bottled gas
- bottleneck point
- bottler
- bottling machine
- bottom
- bottom board
- bottom bracing
- bottom brick
- bottom cager
- bottom camber
- bottom casting
- bottom chisel
- bottom covering
- bottom current
- bottom cut
- bottom dead centre