What happens if you leave a car battery charger on too long?

Related questions

1. Can I use a 12 volt battery on a 6 volt system?
2. Is frequent charging bad?
3. Can I charge a 48v battery with a 12v charger?
4. Is the 40 80 Battery rule real?
5. Can you charge 18650 batteries in mod?
6. How many amps do I need to charge a 12 volt battery?
7. Can I charge a 12v battery with a 14v charger?
8. Can a 9v charger charge a 12v battery?
9. Do you have to fully charge lithium ion batteries the first time?
10. Does overcharging iPhone affect battery life?

Tags

1. #overcharging
2. #leave
3. #continuously
4. #electrolyte
5. #charger
6. #connected
7. #gassing
8. #burst
9. #batteries
10. #battery
11. #cause
12. #causes
13. #excessive
14. #gases
15. #oxygen
16. #sealed
17. #generated
18. #buildup
19. #eventually
20. #hydrogen
21. #could