Which factor must be included at every stage of a life cycle assessment?
Recycling of the material into new products
Transport and distribution between the stages
Sterilisation of the water used in the factory
Extraction of crude oil from beneath the sea
40 exam-style questions on AQA GCSE Chemistry 10.2 Life cycle assessment and recycling, covering 10.2.1 Life cycle assessment and 10.2.2 Ways of reducing the use of resources. Each one has a worked solution and a mark scheme showing where the marks go.