fluorspar - front of thrust
- form factor
- form line
- form-tying
- forma
- formal examination
- formanite
- format
- format conversion
- format recognition software
- formation
- formation anomalous pressure factor
- formation density device
- formation density log
- formation density logging
- formation energy
- formation exposing
- formation factor
- formation incenerator
- formation lines
- formation marker
- formation of deep water
- formation of marshes
- formation of rocks
- formation of stable
- formation of stables
- formation pressure
- formation pressure gradient
- formation pressure measurement
- formation resistivity factor
- formation resistivity log
- formation sample
- formation segregation
- formation shut-off
- formation signal
- formation stimulation
- formation temperature
- formation test
- formation tester
- formation tester set
- formation testing of log cable