...learn, was the firft perfon who illuflrated., by actual experiment, the origin of fubterraneousfires. He mixed twenty-five pounds of powdered fulphur with...put it into an iron pot, covered it with a cloth, an<l buried the whole a foot under ground* .ground. In about eight or nine hours time the earth fwelled,...

...actual experiment, the origin of fubterraneous fires. He mixed twenty-five pounds of powdered Julpbur with an equal weight of iron filings ; and having...mixture together,, by means of a little water, into the con+ fiftence of a pafte, he put it into an iron pot, covered it with a cloth, and buried the whole...

...;the firft perfon who illuftrated by actual experiment the origin of fubterraneous fires. He mixed 25 .pounds of powdered fulphur with an equal weight of...filings ; and having kneaded the mixture together by a little water into the confiftence of a pafte, he put it into an iron pot, covered it with a cloth,...

...actual experiment, the origin of subterraneous fires. He mixed twenty-five pounds of powdered sulphur with an equal weight of iron filings; and having kneaded...mixture together, by means of a little water, into the consistence of a paste, he put it into an iron pot, covered it with a cloth, and buried the whole a...

...Experiment, the Origin of Subterraneous Fires. — He mixed twenty-five pounds of powdered sulphur, with an equal weight of iron filings; and having kneaded...mixture together, by means of a little water, into the consistence of a paste, he put it into an iron pot, covered it with a cloth, and buried the whole a...