High ammonia levels are toxic and cause symptoms such as headache, confusion, disorientation, excessive sleepiness, and difficulty concentrating. These symptoms reflect ammonia’s dangerous effect on ...

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More information: Masashi Hattori et al, Ammonia Synthesis Over an Iron Catalyst with an Inverse Structure, Advanced Science (2025). DOI: 10.1002/advs.202410313 ...

The original paper in Joule states a yield of 1,752.6 ± 96.9 g NH₃/t olivine or 10.4 ± 0.5 kg NH3/t Fe(OH)₂. Using equation (5) from the authors' original work and assuming Fe(OH)2 is ...

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Ammonia, used in fertilizer, is essential to our lives. Addis Energy is trying to make the chemical underground. Forget massive steel tanks—some scientists want to make chemicals with the help ...

As more and more organisations have moved to cross-functional and cross-regional involvement in the development of their strategic and operational brand plans, the result has been greater ...