| 21. | The flammable range of ammonia in air is 16 25 %.
|
| 22. | The ammonia was used to produce explosives to sustain war efforts.
|
| 23. | However, ammonia has some problems as a basis for life.
|
| 24. | Pyridine is readily degraded by bacteria to ammonia and carbon dioxide.
|
| 25. | Ammonia is smaller, more volatile and more mobile than urea.
|
| 26. | As ureases they hydrolyze urea to produce ammonia and carbonic acid.
|
| 27. | These include ammonia, allantoin, uric acid, and urea.
|
| 28. | Ammonia is the most common working fluid for spacecraft heat pipes.
|
| 29. | Unsealing such containers can lead to a burst of ammonia gas.
|
| 30. | Thus only ammonia and primary amines can proceed past this step.
|
