The bill of materials

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• 6 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. The sheet-metal project
2. Finding sheet-metal problems
3. Understanding the problem: stored grain
4. The brief and the specification
5. Three designs for the store
6. Choosing the design
7. Developing the body
8. Developing the bottom and lid
9. Checking with a paper model
10. The bill of materials
11. Sequence and safety plan
12. Marking out and nesting the blanks
13. Cutting the blanks
14. Rolling the body
15. The grooved side seam
16. Fitting the bottom
17. The lid and its fit
18. Sealing and finishing a food container
19. Testing the finished tin
20. Presenting and evaluating