Plumbing Level 1 Materials

Which of the following is a type of material a plumber might encounter during installation?

• Wood

• Ferrous metals

• Glass

• Paper

What type of material includes metals that do not contain iron?

• Ferrous metals

• Non-ferrous metals

• Ceramics

• Plastics

Which material is known for being a combination of two or more metals?

• Ceramics

• Alloys

• Plastics

• Ferrous metals

Which of the following metals can be identified using a magnet?

• Aluminum

• Copper

• Iron

• Gold

What is a common use for steel that contains iron?

• Electrical wiring

• Radiators

• Jewelry

• Insulation

What happens to ferrous metals if they are left unprotected?

• They become shiny

• They corrode and rust

• They melt

• They become magnetic

Which of the following is a characteristic of non-ferrous metals?

• They contain iron and are attracted to magnets.

• They do not contain iron and are not attracted to magnets.

• They rust easily.

• They are always magnetic.

Which of the following metals is an example of a non-ferrous metal?

• Iron

• Steel

• Copper

• Cast iron

What is a common property of non-ferrous metals regarding rust?

• They rust quickly.

• They do not rust but can corrode over time.

• They are immune to corrosion.

• They rust only in saltwater.

Which metals are combined to form brass?

• Copper and tin

• Copper and zinc

• Iron and carbon

• Iron and tin