flame-proof - flow riser
- flame-proof
- flameholder
- flameless combustion
- flameproof
- flameproof enclosure
- flameproof lighting fitting
- flametight
- flaming
- flammability
- flammable
- flammable limits
- flammable liquid
- flammable matter
- flanch
- flanching of jambs
- flange
- flange angle
- flange angle iron
- flange bolt
- flange brace
- flange connection
- flange coupling
- flange cover
- flange frog
- flange gasket
- flange instability
- flange joint
- flange of beam
- flange of channel toed in/out
- flange of pipe
- flange plate
- flange screw
- flange sheet
- flange sleeve
- flange socket
- flange spigot
- flange splice
- flange strengthening
- flange system
- flange test
