Plastcis Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is crude oil

A

A thick black foul smelling liquid

It’s a mixture of Hydrocarbons which are separated in an oil refinery by distillation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

How are plastic made

A

Simple hydrocarbons are separated from crude oil
They are known as monomers
The monomers react together and form long chains called polymers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are monomers

A

Simple hydrocarbons separated from crude oil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What a re polymers

A

Chains on monomers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is polymerisation

A

Repeating units (monomers) being linked together to make polymers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Flexible PVC

  • use
  • why
A

Insulation for electric wires
Hose pipes
Shower curtains

Strong
Long lasting
Very flexible
Electrical insulator

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Polystyrene

  • use
  • why
A

Food container
Yoghurt pots
Electrical components

Strong (but brittle)
Rigid
Electrical insulator

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Non biodegradable

A

Bacteria cannot break it down

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Is plastic biodegradable

A

It’s non biodegradable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Plastics nowadays have what to help them breakdown

A

They contain additives which promotes the breakdown I’d the plastic to carbon dioxide and water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Why are plastics fire risks

A

When they burn, poisoned fumes are released

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Two categories of plastics

A

Plastics which melt when heated

Plastics which do not melt or soften when heated

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What are plastics made from

A

Crude oil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly