Quiz on Polymers

What are the primary sources of materials for producing polymers?

• Oil, gas, and coal

• Wood and metal

• Water and air

• Sand and glass

What is the main advantage of thermoplastics in recycling?

• They are biodegradable

• They are easier to recycle

• They are non-toxic

• They are cheaper to produce

What is a common property of thermosetting plastics?

• They are flexible when heated

• They have good resistance to heat and chemicals

• They are easily recyclable

• They are soft and pliable

What is a common application of thermosetting plastics?

• Blow molding

• Injection molding

• Electrical insulation

• Textile manufacturing

What is a benefit of using vegetable starches in polymer production?

• They are more durable

• They are more sustainable

• They are cheaper

• They are more flexible

What is a characteristic of Low density Polyethylene (LDPE)?

• Tough but brittle when thin

• Very flexible and tough

• Chemically resistant and easily cleaned

• Dimensionally stable and fully recyclable

What is a common use for urea formaldehyde (UF)?

• Electrical fittings

• Kitchenware

• Encapsulation of artefacts

• Casting resin

Which plastic is formerly known as Bakelite?

• Phenol formaldehyde (PF)

• Polyester resin (PR)

• Melamine formaldehyde (MF)

• Urea formaldehyde (UF)

Which plastic is used for kitchenware and heat-resistant surfaces?

• Melamine formaldehyde (MF)

• Epoxy resin (ER)

• Urea formaldehyde (UF)

• Polyester resin (PR)

Which plastic is known for having a high gloss finish?

• Phenol formaldehyde (PF)

• Epoxy resin (ER)

• Melamine formaldehyde (MF)

• Urea formaldehyde (UF)