Polymers — Ethical & Environmental (AQA GCSE Design & Technology): Revision Note
Exam code: 8552
Environmental factors of polymers: recyclable or reused materials
The environmental factors of polymers refer to how their production, use and disposal affect the environment
Many thermoforming polymers, e.g. PET, HDPE are recyclable because they can be reheated and reshaped
Thermoset polymers cannot be recycled as they have “set” through thermal/chemical reaction
They can only be reused or often ground up into an alternative application
Worked Example
Explain why thermoset polymers cannot be recycled
Answer
Thermoset polymers, unlike thermoforming polymers, have been set into their form through a chemical reaction because they resist being reformed/act as an insulator when heated. This prevents them from being melted and recycled into a new product.
Social factors of polymers: social responsibility
The social factors of polymers are how their production and disposal affect people and society
Manufacturers should:
Reduce polymer waste
Improve recycling systems
Minimise pollution to protect communities and the environment
Cultural factors of polymers: sensitive to cultural influences
The cultural factors of polymers are how their use and design are influenced by different cultures
Colours, finishes and product types made from polymers may have different meanings or acceptability in different cultures
For example, red products in China are considered lucky
Different cultures may prefer certain types of packaging, colours or product styles
This influences how polymers are used in design
Ethical factors of polymers: purchased from ethical sources
The ethical factors of polymers are how responsibly they are produced and sourced
Polymers should be produced responsibly, including:
Reducing environmental damage
Using sustainable practices where possible
Ensuring safe working conditions in manufacturing
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