Hydrogen economy - Wikipedia
2 days ago · Hydrogen production is a large and growing industry: with as of 2019 about 70 million tonnes of dedicated production per year, larger than the primary energy supply of Germany.. As of 2019 fertiliser production and oil refining are the main uses. About half [citation needed] is used in the Haber process to produce ammonia (NH 3), which is then used directly or indirectly as …
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