Plumbing Materials Quiz

Copper pipe is used in domestic plumbing alongside plastic and which other material?

• High-carbon steel

• Low-carbon steel

• Stainless steel

• Galvanized steel

What is the diameter of the smaller common size for domestic copper pipe?

• 10mm

• 15mm

• 20mm

• 25mm

What is the style of copper pipe referred to as R250 known for?

• Being flexible and easily bent by hand

• Being 'half-hard' and available in straight lengths

• Being completely rigid and unbendable

• Being soft and used for decorative purposes

What is another purpose of fitting copper pipes?

• To change direction of pipework

• To increase the pipe diameter

• To decrease the pipe length

• To add insulation

What skill level is required for shaping copper pipes?

• High

• Low

• Medium

• None

What is the main focus of the document?

• Construction Skills

• Culinary Arts

• Fine Arts

• Music Theory

What is the main function of a stop-end?

• To allow water to pass through

• To seal the end of a pipe

• To connect multiple pipes

• To filter water

What type of pipe is a stop-end used for?

• PVC pipe

• Copper pipe

• Iron pipe

• Lead pipe

What is the primary use of a stop-end in plumbing?

• To increase water pressure

• To seal pipe ends

• To connect different pipe sizes

• To filter impurities

Why is an end-feed soldered fitting classified as non-reuseable?

• It can be easily removed after soldering.

• It cannot be removed once soldered in position.

• It is made of reusable materials.

• It can be reused after heating.