Hard coal mix

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Gypsum stone (CaSO4-Dihydrate)

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Fish meal (approximation)

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Ethyne (acetylene) from natural gas (water quench)

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Electricity grid mix 1kV-60kV

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Electricity grid mix (indirect)

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Electricity grid mix (direct)

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Electricity grid mix

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Electricity from photovoltaic

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Electricity from natural gas (indirect)

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