Across
- 5. – Invention that illuminated the modern world
- 6. – Permissible limit of variation in a physical dimension
- 7. – SI unit of force
- 9. – Alexander Graham Bell’s 1876 invention
- 10. – Rotational force measured in newton-metres
Down
- 1. – High-performance thermoplastic used in engineering and medicine
- 2. – Synthetic polymer invented in 1935
- 3. – Drove the Industrial Revolution
- 4. – Corrosion-resistant alloy used in cutlery and skyscrapers
- 8. – Lightweight metal used in aircraft and packaging