Why isn't my jam setting?

Related questions

1. Why has my rhubarb gone to seed?
2. What do you do with rhubarb over winter?
3. What does rhubarb jam taste like?
4. How do you defrost rhubarb?
5. Is it better to use fresh or frozen blueberries for muffins?
6. Why are my rhubarb stalks so thin?
7. Do I need to blanch rhubarb before freezing?
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10. Can rhubarb be toxic?

Tags

1. #sugar
2. #point
3. #still
4. #bring
5. #enough
6. #rolling
7. #reason
8. #dissolved
9. #setting
10. #before
11. #other
12. #liquid
13. #boiled
14. #testing
15. #reach
16. #minutes
17. #couple
18. #again
19. #quite