BEFORE (con)   That "precedes" a specified time, sequence, or operation  BLEED THE SYSTEM BEFORE YOU DISCONNECT THE COMPONENTS.  
 BEFORE (pre)   That "precedes" a specified time, sequence, or operation  THE BAR MOVES DOWN BEFORE 20 SECONDS.  
 begin (v)  START  INCREASE THE PRESSURE UNTIL THE FLOW STARTS AGAIN.  Increase pressure until the flow begins again.
 beginning (n)  START, SOURCE, START (v)  YOU CAN GET SLOW MOVEMENT AT THE START.  You can get slow movement at the beginning.
       FIND THE SOURCE OF THE FUEL LEAKAGE.  Find the beginning of the fuel leak.
       WHEN THE LEVER STARTS TO MOVE, THE MICROSWITCH OPERATES.  At the beginning of the lever movement, the microswitch will operate.
 BEHIND (pre)  In a position at the rear of
 NOTE : For other meanings, USE: AFTER, SUBSEQUENT (adj)  THE PUMP IS INSTALLED BEHIND THE HYDRAULIC MOTOR.  
BELOW (pre)  In (or to) a position farther down than something
 NOTE : For other meanings, USE: LESS THAN.  THE DATE IS WRITTEN BELOW THE CYLINDER NECK.  
 BEND (n)  The area where something is bent  EXAMINE THE BENDS FOR CRACKS.  
 BEND (v),
 BENDS, BENT, BENT  To use force to change the shape of something  BEND THE PIPE CAREFULLY.  
 beneath (pre)  BELOW  PUT THE JACK BELOW THE AXLE.  Put the jack beneath the axle.

 
 
 beside (pre)  ADJACENT TO  THE FUEL PUMP IS ADJACENT TO THE SPAR.  The fuel pump is beside the spar.
 BEST (adj)  Refer to GOOD     
 BETTER (adj)  Refer to GOOD      
 BETWEEN (pre)  Related to something before and after in time or position  MAKE SURE THAT THE STOPWATCH INDICATION IS BETWEEN 2 AND 4 MINUTES.  
 beware (v)  BE CAREFUL  BE CAREFUL OF DANGEROUS VOLTAGES.  Beware of dangerous voltages.
 beyond (pre)  MORE THAN  REPLACE COMPONENTS THAT ARE WORN MORE THAN THE MAXIMUM LIMITS.  Replace components that are worn beyond their maximum limits.
 big (adj)  LARGE  INSTALL THE LARGER BOLTS.  Install the bigger bolts.
 bind (v)  FREELY, WIND AROUND  MAKE SURE THE VALVES MOVE FREELY.
 WIND TWO LAYERS OF TAPE AROUND THE PIPE JOINTS.  Check that valves do not bind.