Identification may include
- ABS (acrylonitrile butadiene styrene)
- PVC (polyvinyl chloride)
- CPVC (chlorinated polyvinyl chloride)
- PE (polyethylene)
- HDPE (high-density polyethylene)
- PEX (cross-linked polyethylene)
- PB (polybutylene).
Process/Skill Questions:
- What are some benefits of using PEX? Some drawbacks?
- How have pipe materials evolved over the past 75 years?