Choosing suitable materials – Spot the...

The video tutorial discusses various materials, categorizing them into permeable and non-permeable types. Materials like paper, sponge, wool, and spun wool are identified as permeable, while plastic, metal, and rubber are non-permeable.

Which of the following is a type of material mentioned in the introduction?

• Ceramic

• Wood

• Paper

• Glass

Which material is considered permeable?

• Glass

• Metal

• Plastic

• Wool

Which of these is not a permeable material?

• Sponge

• Wool

• Rubber

• Paper

What characteristic do plastic, metal, and rubber share?

• They are all non-permeable

• They are all permeable

• They are all biodegradable

• They are all natural materials

Which of the following is not mentioned as a non-permeable material?

• Wood

• Rubber

• Metal

• Plastic