- brass bearing
- brazing
- brazing powder
- break off
- breakdown fluid
- breakdown pressure
- breathing loss
- brecciate zone
- brick grease
- bridging agent
- bright coal
- brightener
- brine concentration
- brine injection
- brine pit
- brine spraying
- brisance index
- Brittle Fracture
- brittle mica
- Brix degree
- broken ground
- bromic
- brominate
- bromine
- bronzing
- brookite
- brown oil
- brusher
- bubble cap
- bubble gage
- bubble plate
- bubbling
- bucker
- bucket chain
- brine pond
- briquetting pitch
- britannia
- Brix scale
- broil
- broken coal
- bromal
- bromine test
- bromoform
- brood cell
- Brookfield viscosity
- brow
- brownstone
- bubble counter
- bubble gauge
- bubble test
- bubble tower
- bubble tray
- bubbler
- bubbling hood
- Buchner funnel
- buck
- bucket conveyor
- bucket elevator
- bucket excavator
- bucket grab
- bucket loader
- buckle pipe
- bug hole
- bulk density
- bulk station
- buff
- bulb plate
- bulk boat
- bulk sale
- bull plug
- bull quartz
- bulletwood
- bullion
- bumper
- Burdigalian stage
- buried
- buried outcrop
- buried structure
- burn ointment
- burned clay
- burning
- burning quality
- burnt alum
- burnt deposit
- burnt lime
- burr
- bursting strength
- braking surface
- branch polymer
- branded oil
- brassil
- breakdown strength
- breakeven point
- breaking
- breaking point
- breakout
- brecciation
- brick oil
- bright annealing
- bright chain