Joining of Pipe

In _____, CPVC was introduced to the fire protection market.

• 1984

• 1938

• 1958

• 1996

CPVC is joined using a _______ process.

• gluing

• cement welding

• multistep

• threading

NFPA _____ allows for exposed CPVC in unfinished basements of 1 and 2 family dwellings when certain criteria are met.

• 13

• 13R

• 13D

• 25

Use an opaque tarp when storing CPVC pipe outside because prolonged_____ is known to break down CPVC pipe.

• wind

• acid rain

• freezing temperatures

• UV light

CPVC pipe in humid environments should be cured for an extra ____ of the recommended cure time.

• 50%

• 10%

• 25%

• 100%

Soldering is usually done between 350 degrees and _____ degrees.

• 440

• 600

• 850

• 999

Type ____ copper is the thickest copper used in fire sprinkler systems.

• K

• L

• M

• V

Type L copper will have ____ markings.

• Green

• Blue

• Red

• Black

In 1836, the discovery of _____ led to the process of welding and cutting due to the flame it was able to produce when burned.

• Oxygen

• Helium

• Nitrogen

• Acetylene

NFPA ____ is "Standard for Fire Prevention During Welding, Cutting, and Other Hot Work".

• 241

• 409W

• 10C

• 51B