fabricate (v)  MAKE  USE COPPER TO MAKE THE CHILL BLOCK.  Use copper to fabricate the chill block.
 FACE (n)  An important surface of a part  CLEAN THE FACE OF THE INDICATOR.  
 face (v)  POINT, TURN, BE  WHEN YOU INSTALL THE PITOT HEAD, MAKE SURE THE OPENING POINTS FORWARD.  When installing the Pitot head, make sure that the opening is facing forward.
       TURN YOUR FACE AWAY FROM THE DRAIN VALVE BEFORE YOU PUSH THE VALVE STEM.  Face away from drain valve when pressing valve stem.
       THE FRONT OF THE VALVE IS TO THE NORTH.  The front of the valve will face to the north.
 facilitate (v)  HELP  IDENTIFY WITH A CODE THAT WILL HELP YOU TO INSTALL THE XXXX AGAIN CORRECTLY.  Mark with a code that will facilitate correct reinstallation.
 facility (n)  NOTE : Be "specific". Use the name of the "facility" as a Technical Name.  WEIGH THE AIRCRAFT ON A WEIGHBRIDGE.  You need a facility to weigh the aircraft.
FACT (n)  Something that occurred or is correct  GET ALL THE FACTS ABOUT THE INCIDENT FROM THE PILOT.  
 failed (adj)  DEFECTIVE, UNSERVICEABLE  REPLACE THE DEFECTIVE PUMP.  Replace failed pump.
       REPLACE THE UNSERVICEABLE VALVE.  Replace failed valve.
 fall (n)  DECREASE (v)  WHEN THE PRESSURE DECREASES, IT SHOWS THAT THERE IS A LEAK.  A fall in pressure indicates a leak.
 FALL (v),
 FALLS, FELL, FALLEN  To move down by the force (TN) of gravity (TN)  MAKE SURE THE TOOLS DO NOT FALL INTO THE ENGINE.  

 
 
 false (adj)  INCORRECT  MAKE SURE THERE ARE NO INCORRECT INDICATIONS ON THE INSTRUMENTS.  Make sure there are no false indications on the instruments.
 familiar (adj)  KNOW (v)  ALL PERSONNEL MUST FULLY KNOW THE SAFETY PRECAUTIONS.  All personnel must be thoroughly familiar with the safety precautions.
 FAR (adj)
 (FARTHER, FARTHEST)  At or to a "relatively" large distance  REMOVE THE BOLT THAT IS FARTHEST FROM THE XXXX.  
 FAST (adj)
 (FASTER, FASTEST)  At high speed  A FAST MOVEMENT OF THE THROTTLE WILL CAUSE A SURGE.  
 fasten (v)  ATTACH, CONNECT  ATTACH THE TWO STRINGERS TOGETHER WITH RIVETS.  Fasten the two stringers together with rivets.