____ pipe changes chemically when heated, so that once hardened by heat or chemicals, it is hardened permanently.
To ____ joints, plumbers apply solvent cement to the pipe end and the inside of the fitting end, which temporarily softens the joining surfaces.
Pipe with ____ construction consists of a single layer of plastic that does not contain trapped air in the form of solid foam.
____ has a bell on one end with and internal seal.
Pipe with ____ wall construction is more lightweight and less expensive than solid wall pipe.
When softened, ____ can be molded into desired shapes.
Prior to applying solvent cement to plastic pipe, use an applicator to apply two coats of ____ to the pipe socket to ensure that it has softened thoroughly.
Vertical hangers, also called pipe ____ , provide vertical support for pipes and tubing.
____ pipe will not deteriorate when exposed to ultraviolet light, so you can install it outdoors without a protective covering.
____ are tables relating pipe wall thicknesses to pipe pressure ratings.
____ pipe performs well at extreme temperatures because it absorbs heat and cold slowly.
A(n) ____ means that the fit tightens as the pipe is pushed into the fitting socket.
For a given SDR, the ratio between a pipe's ____ and it's wall thickness is constant for each pipe size.
A sudden change in water pressure due to stopping a moving mass of water is called a ____.
To form joints using ____, you must heat the accessories to the manufacturer's specs and press them together.
____ gasket fittings have a rubber O-ring or gasket in the socket.
Plastic is chemically ____; it does not react with other substances or materials.
____ is a rigid pipe with high-impact strength that is manufactured from a thermoplastic material and has an indefinite life span under most conditions.