PARTICLE (n)  A very small piece of material  THE DUST PARTICLES CAN HAVE DIFFERENT DIMENSIONS.  
 particular (adj)  APPLICABLE, VERY (adv)  THIS PROCEDURE IS APPLICABLE TO TYPE "A" PARTS.  This procedure is particular to type A parts.
       THIS STEP IS VERY IMPORTANT.  This step is of particular importance.
 particularly (adv)  VERY  THIS STEP IS VERY IMPORTANT.  This step is particularly important.
 partly (adv)  NOT FULLY  IF THE VALVE DOES NOT FULLY OPEN, EXAMINE THE POSITIONS OF THE END STOPS AT THE ACTUATOR.  If the valve opens only partly, check the positions of the end stops at the actuator.
 pass (v)  THROUGH (pre), BE ON  PUT THE ANTENNA THROUGH THE TOP SLOTS.  Pass the antenna through top slots.
       MAKE SURE THAT THE CABLE IS ON THE PULLEY.  Make sure that the cable passes over the pulley.
passage (n)  FLOW, HOLE, OPENING  THE FLOW OF FLUID THROUGH THE VALVE MUST BE CONTINUOUS.  The passage of fluid through the valve must be continuous.
       CAREFULLY PUT THE TUBE THROUGH THE HOLE.  Carefully insert the tube through the passage.
       CAREFULLY PUT THE TUBE THROUGH THE OPENING.  
 past (pre)  AROUND, THROUGH  AN INCORRECT ASSEMBLY WILL CAUSE LEAKAGE AROUND THE VALVE.  Incorrect assembly will result in leakage past the valve.
       AN INCORRECT ASSEMBLY WILL CAUSE LEAKAGE THROUGH THE SEALS OF THE VALVE.