Nitric acid and ammonia are the two important reactive forms of nitrogen, which are widely used in human life and production. In 2017, the worldwide production of HNO3 and NH3 was estimated to be 50 ...

An illustration of atmospheric inhomogeneities in a megacity, showing “large eddy simulations” of Hong Kong superimposed on a composite London skyline. The resulting inhomogeneities in ammonia and ...

When winter smog takes over Asian mega-cities, more particulate matter is measured in the streets than expected. An international team has now discovered that nitric acid and ammonia contribute to the ...

Modern fertilizer manufacturing uses the Haber-Bosch and Ostwald processes to fix aerial nitrogen as ammonia, then oxidize the ammonia to nitric acid. Having already created a Haber-Bosch reactor for ...

Ammonia is produced on a massive scale around the world. Over 250 million tons of it were manufactured in 2023. Eighty percent of it is used as fertilizer, but ammonia is also used for the production ...

KUALA LUMPUR, July 29 (Reuters) - Hu-Chems Fine Chemical Corporation, a unit of South Korea's Taekwang Industrial Group, plans to invest $1 billion to build a plant to produce ammonia, nitric acid and ...

THE recent pronouncement of the German Chancellor, and the statements which have appeared from time to time in the daily Press and in technical journals, respecting the enormous extension in the ...

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