• In the white boxes below, type the words you hear. You will hear each word twice.
       (Remember to use the correct spelling and capital letters, etc.).
  • Click the button at the bottom to check your answers.
  • Press the "refresh" button on your browser to play again.

1. razor blades lose their
2. blades are made from steel
3. coated with tougher like hardened carbon
4. in one shaving
5. the life of a razor blade is
6. need to be replaced
7. The researchers used powerful
8. damaged in a of ways
9. a tiny chip on the of a blade
10. it was
11. very soft, like hair
12. an important engineering problem

Back to the shaving lesson.

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