The table shows four main stages in the life-cycle assessment (LCA) of a manufactured product, but not in their correct chronological order.
| Stage | Process |
|---|---|
| 1 | Use and maintenance of the product |
| 2 | Disposal of the product |
| 3 | Extracting and processing raw materials |
| 4 | Manufacturing and packaging |
What is the correct chronological order for these stages?
3, 4, 1, 2
3, 1, 4, 2
4, 3, 1, 2
4, 3, 2, 1
81 exam-style questions on OCR GCSE Chemistry Improving processes and products. Each one has a worked solution and a mark scheme showing where the marks go.