SECTION VIII. SECTION IX. SECTION XV. SECTION XVII. SECTION XVIII. SECTION XIX. SECTION XX. SECTION XXI. SECTION XXIII. NOTE I. On taking Specimens of the Escaping Gases NOTE II. To explain what is meant by "Strengflüssige Erzen," "Minerais refractaire." Plattner's Experiments on the Tempera- NOTE III. On Ebelmen's assertion that it takes twice as much Coke as Charcoal to smelt the same quantity and quality of Pig-Iron. 138 NOTE IV. Charcoal decomposes CO2 more rapidly than hard or soft Schinz's Work, published 1868, was the first which took the |