351
P
pad sawing: The practice of making
several identical pieces in one operation by fi rst
stacking the pieces of stock and fastening them
together with nails or tape. Also called multiple
sawing. (6)
palm sander: A small handheld power
sander that uses sheets or discs of abrasive
paper. Used for fi nish sanding. (5)
particleboard: An engineered wood
product composed of wood chips bonded
together with synthetic resins and binders. (1)
PASS: An acronym for the proper use of
a fi re extinguisher. It means: Pull the safety
pin. Aim the nozzle toward the base of the fi re.
Squeeze the handle to release the extinguishing
agent. Sweep the nozzle in a back-and-forth
motion. (2)
patternmaker: Someone who creates
wood patterns, usually by hand, according to a
designer’s specifi cations. These wood patterns
are then used in the metalworking industry for
producing the molds for castings. (11)
penetrating oil fi nish: Finishing material
that soaks into the wood instead of forming
a fi lm on the surface. Some of the popular oil
fi nishes are linseed, tung, Danish, teak, and
walnut. (9)
personal protective equipment (PPE):
An item that is worn to protect an individual
from injury or from exposure to harmful
substances. (2)
photosynthesis: The process by which trees
convert carbon dioxide, water, and sunlight into
wood fi ber. (1)
pigment: Fine solid particles of color. Used
in paints and some stains. (9)
pilot: The noncutting part of a router bit
that glides along the edge of the stock and helps
control the cut. (5)
pilot hole: A smaller-diameter hole drilled
into wood or other material before the fi nal
hole is drilled. Drilling a pilot hole reduces the
chances of damaging the material or having the
drill bit slip. (5, 7)
pipe clamp: A type of clamp consisting of
two clamp heads (jaws) on a threaded pipe. The
length of the pipe determines the capacity of the
clamp. (7)
plan of procedure: A numbered list of all
the steps for building a product. (3)
planer: A portable power tool or stationary
machine used to surface stock. A portable
planer can be used for surface planing, cutting
rabbets and bevels, and planing end grain. A
stationary planer is used to smooth rough-cut
lumber and to machine stock to exact thickness.
Also called a surfacer. (5, 6)
plastic laminate: A material made from
layers of paper, resin, and other substances
heated and pressed into sheets. Used as a hard,
durable surface on the tops of tables, cabinets,
desks, and counters. (7)
plastic lumber: A construction material
made from high-density polyethylene plastic
mixed with sawdust and other recycled wood
fi bers. (1)
plug cutter: A device for cutting small
wood pieces to be inserted into counterbored
holes to cover screw heads. (5)
plunge cut: An internal cut made without
fi rst drilling a hole. (5)
plunge router: A router in which the motor
is attached to a base unit that has springs. The
motor (with the bit in it) can be raised and
lowered without moving the entire machine. (5)
plywood: An engineered wood product
made from wood veneers bonded to a core of
crossbanded veneers, solid lumber, or composite
materials. An odd number of layers is always
present in plywood. (1)
problem-solving process: The steps
involved in selecting, planning, and completing
a project. (3)
product: In reference to business: providing
material goods; for example, manufactured
items. Contrast with service. (10)
profi t:
The amount of money a business has
left after deducting its costs from its income. (10)
proportion: The size relationship of one
part to another. (3)
prototype: A full-size, working model of a
product. (10)
pull: Hardware used as a handle to open a
drawer or door. (9)
pumice: A powder made by pulverizing
lava rock. Used as a fi ne abrasive to smooth
fi nal coats of certain fi nishes. (9)