Description of the Process of Manufacturing Coal Gas, for the Lighting of Streets Houses, and Public Buildings

Note 5 — PART III.

Reading edition

They require a much higher temperature, than is necessary for the decomposition of Newcastle coal.

[6] For the maximum quantity of gas produced from this and the three succeeding varieties of coal, I am indebted to J. Gostling, Esq. Proprietor of the Birmingham Gas Works.

[7] Most varieties afford a porous, and very friable coke.

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