Is flux required for electrical soldering?

Related questions

1. Do you need flux when soldering?
2. What temperature is best for soldering?
3. Is soldering toxic?
4. What is no clean solder?
5. What is the best temperature for soldering circuit boards?
6. What can be used as flux?
7. Why do we use flux in soldering?
8. What is COB package?
9. What is soft soldering and hard soldering?
10. Do you use flux for electrical soldering?

Tags

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8. #capacitors
9. #older
10. #leaded
11. #barrel
12. #rosin
13. #axial
14. #doing
15. #solder
16. #through
17. #plenty
18. #components
19. #likely