What is a double pole switch used for?

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Tags

1. #typically
2. #sometimes
3. #three
4. #multiple
5. #circuit
6. #series
7. #single
8. #switches
9. #controls
10. #locations
11. #switch
12. #essentially
13. #light
14. #circuits
15. #double
16. #control
17. #called
18. #together
19. #separate