When should a dash be used in an essay?

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Tags

1. #minus
2. #interruption
3. #sentence
4. #typing
5. #primary
6. #before
7. #either
8. #keypad
9. #resuming
10. #hyphen
11. #dashes
12. #original
13. #document
14. #requires
15. #thought
16. #longer
17. #inserting