Frap - Garc
- Fricatrice
- Frickle
- Friction
- Friction balls
- Friction brake
- Friction chocks
- Friction clutch
- Friction composition
- Friction coupling
- Friction drop hammer
- Friction fuze
- Friction gear
- Friction machine
- friction match
- Friction meter
- Friction powder
- Friction primer
- Friction rollers
- Friction tube
- Friction wheel