- bossing mallet
- botanical
- bottle brush
- bottle capsule
- bottle centrifuge
- bottle closure
- bottle jack
- bottle sleeve
- bottled gas
- bottlewasher
- bottom bank
- bottom blow
- bottom boom
- bottom casting
- bottom clearance
- bottom coder
- bottom cover
- bottom culvert
- bottom cut
- bottom discharge
- bottom filling
- bottom flange
- bottom flue
- bottom fold
- bottom heat
- bottom hole
- bottom ice
- bottom land
- bottom line
- bottom opening
- bottom outlet
- bottom pallet
- bottom paving
- bottom side
- bottom slab
- bottom tank
- bottom tear
- bottom water
- bottoming
- bottoming die
- bottoms
- boucherization
- boulder
- boulder clay
- boulder soil
- boyancy
- boyaney force
- brace bit
- brace member
- brace piece
- brace strut
- braced girder
- braced mast
- braced rod
- braced structures
- bracelet
- brachistochrone
- brachyanticline
- bracing beam
- bracing boom
- bracing framework
- bracing panel
- bracing system
- bracket
- bracket crane
- bracket lug
- bracket support
- brackets
- brad nail
- Bradford breaker
- braided
- braided cable
- braided wire
- brail
- brake band
- brake bar
- brake calliper
- brake cam
- brake cylinder
- brake disc
- brake dynamo
- brake force
- brake guard
- brake level
- brake lever
- brake magnet
- brake mechanism
- brake pad
- brake pads
- brake pedal
- brake power
- brake rod
- brake shaft
- brake shoes
- brake sieve
- brake spindle
- brake system
- brake torque
- brake value
- braking control