Title: Construct a copper tubing assembly using solder joints.
Course: Plumbing I (17058-I) > Section: Performing Pipe Cutting and Joining

Construction should include these steps:

- Clean pipe with sandpaper or a wire brush.
- Apply flux with a brush.
- Apply heat for solder.
- Apply solder.
- Test the assembly for leaks.
- Wipe off excess flux after the assembly cools.

Process/Skill Questions:

- What scientific principle allows molten solder to flow into a joint?
- What material must be absent from solder used in domestic water systems?
- Why is flux so important in soldering?