Module 1

Harmful effects on the brain and nervous system can result from using pipes made from _____.

• cast iron

• copper

• lead

• stainless steel

Developed in the 1930s, the first plastic used in plumbing piping was _____.

• PE

• PEX

• PB

• PVC

Chlorine is added to water supply systems in order to _____.

• remove sodium salts

• improve the taste

• eliminate bacteria

• soften the water

In 1625, the first apprenticeship laws for plumbing went into effect in _____.

• England

• France

• China

• the United States

The Clean Water Act and the Clean Drinking Water Act are enforced by the _____.

• National Association of Master Plumbers

• Clean Water Bureau

• Environmental Protection Agency

• Occupational Safety and Health Administration

The last phase of a plumbing installation is the _____.

• top-out

• rough-in

• trim-out

• stack-out

An employee of a company or local/state government who ensures that plumbing installations meet code and quality requirements is called a _____.

• plumbing estimator

• master plumber

• project manager

• plumbing inspector

If you need to take time off from work because of sickness, death in your family, or other serious

problem, you should _____.

• let your employer or sponsor know as soon as possible

• ask someone to write an explanation for you

• explain the problem when you return to work

• ask a colleague from work to explain the situation to your employer or sponsor

As a trainee, your primary responsibility is to _____.

• explain your actions

• wait to be asked to perform a task

• perform only your assigned tasks

• do what is asked of you

You will have success in your career if you _____.

• continue training and learning

• wait for somebody to tell you what to d

• always look for better jobs

• resist change