Figure shows three routes that an empty glass bottle can take.
Figure: Three routes that an empty glass bottle can take

Name the process shown by arrow X.
Give one advantage of route Y compared with route Z.
Explain why route X has a smaller impact on the environment than route Y.
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.