Which process obtains a raw material directly from the Earth?
Melting glass bottles to make new glass products
Distilling sea water to produce potable water
Cracking long chain alkanes to produce alkenes
Quarrying limestone for use as a building material
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.