ow metallic luster, and to replace. We think there is sufficient inducement to ask and that the saving of iuel is 20 to 25 per cent., that the has often been mistaken for gold by the inexpert. In the its adoption.” The editor of the Journal adds: consumption is 1,500,000 tuns of coals per annum in… … names sulphydric acid and nace. sulphureted hydrogen are “ With these prelimina- WILSON’S PUDDLING FURNACE. also given. Hydrosulphu- ry remarks, we will now go ric acid is a most valuable reagent in analytical chemistry, found an interesting communication from a correspondent into more detail.…
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