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de | en | 8 | Coke was "baked" in a total of 304 vertical ovens at 1,000°C (1,800°F). Steel works demanded this type of high enery solid fuel to melt ore. The gas used to heat the ovens was either being generated on-site or at the steel works. Thus the gas was part of a clevery devised energy cycle. Tar, fertilizer or sulphuric acid resulted as side products of the coking process. | |
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