Materials used in plumbing 2

Question 1

2 types of plastic pipes used to repair or extend DWV (Drain-waste-vent) systems

Answer 1

Acrylonitrile butadiene styrene (ABS)
Polyvinyl chloride (PVC)

Question 2

black plumbing pipes

Answer 2

Acrylonitrile butadiene styrene (ABS)

Question 3

off-white plumbing pipes

Answer 3

Polyvinyl chloride (PVC)

Question 4

expensive but good quality, and rusts as time passes kind of pipes

Answer 4

copper pipe or copper tubing

Question 5

types of copper pipe or copper tubing

Answer 5

hard-tempered supply pipe
soft-tempered supply pipe
refrigeration tubing
copper DWV pipe

Question 6

commonly used for changing direction and requires many fittings

Answer 6

hard-tempered supply pipe

Question 7

3 kinds of hard and soft tempered supply pipe

Answer 7

k- thick
l - medium thick
m - thin wall

Question 8

commonly used for buried supply lines and above ground plumbing

Answer 8

soft-tempered supply pipe

Question 9

is K buried or not

Answer 9

buried line pipes

Question 10

is L buried or not

Answer 10

hard: buried line pipes
soft: buried supply pipes and above ground plumbing