J1 Thermoplastics Quiz

What is a key characteristic of thermoplastics?

• They cannot be reheated.

• They undergo significant chemical change when reshaped.

• They can be reheated and reshaped.

• They cannot be recycled.

Which thermoplastic is known as Perspex?

• LDPE

• Acrylic

• HDPE

• Polypropylene

What is a common use for LDPE?

• Machine parts

• Food containers

• Bottles and plastic bags

• Electrical casings

Which thermoplastic is tougher and more flexible than HDPE?

• Acrylic

• Polyvinyl Chloride

• LDPE

• Nylon

What is a typical use for HDPE?

• Safety glasses

• Machine parts

• Clothing

• Packaging

What is Polypropylene commonly used for?

• Gears and bearings

• Food containers and chairs

• Safety glasses

• Electrical casings

What is another name for Polyvinyl Chloride?

• HIPS

• PVC

• LDPE

• HDPE

Which thermoplastic is used in engineering to make gears and bearings?

• Nylon

• Acrylic

• Polypropylene

• HDPE

What is a characteristic of High Impact Polystyrene (HIPS)?

• It is very rigid and heavy.

• It is light and very strong.

• It is only available in one color.

• It cannot be vacuum formed.

What is a common use for Nylon?

• Packaging

• Clothing

• Food containers

• Machine parts