Ammonia is one of the most important chemicals produced in the world, ranking second only to sulfuric acid in the total volume produced each year. It is used mostly to make fertilizer, which is essential to feeding the world's population. Yet its production accounts for up to 2% of the world's ...

Source: [Phys.org](https://phys.org/news/2026-08-catalysts-fossil-fueled-ammonia-production.html)

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