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  "documentTitle": "Green Hydrogen: An assessment of near-term power matching requirements",
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      "text": "Today's hydrogen production is mostly based on natural gas and coal, which together account for 95% of production.",
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      "text": "Most abundant chemical structure in the universe",
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      "text": "The first industrial water electrolyser was developed in 1888",
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      "text": "Henry Cavendish discovered the element in 1766",
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      "text": "Today's hydrogen production is mostly based on natural gas and coal, which together account for 95% of production. Electrolysis produces around 5% of global hydrogen, as a by-product from chlorine production. Currently, there is no significant hydrogen production from renewable sources: green hydrogen has been limited to demonstration projects (IRENA, 2019a).",
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      "text": "Green hydrogen is an energy carrier that can be used in many different applications (Figure 1.1). However, its actual use is still very limited. Each year around 120 million tonnes of hydrogen are produced globally, of which two-thirds are pure hydrogen and one-third is in a mixture with other gases (IRENA, 2019a). Hydrogen output is mostly used for crude oil refining and for ammonia and methanol synthesis, which together represent almost 75% of the combined pure and mixed hydrogen demand.",
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      "text": "1 GREEN HYDROGEN: STATUS, DRIVERS AND BARRIERS",
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