What Subjects Are Needed For Plumbing?

What Subjects Are Needed For Plumbing? A plumber needs a foundation in math (i.e., algebra and geometry), science (i.e., physics) and computers (i.e., computer-aided drafting). If offered, you may also want to take classes in drafting and blueprint reading. What subjects do you need to study plumbing? English. Pure Mathematics OR Mathematical Literacy. Life Orientation.