Applied chemistry; in manufactures, arts, and domestic economy (1844)
Parnell, Edward A. (Edward Andrew) · New York, D. Appleton & co.; Philadelphia, G. S. Appleton · leaf 68
Of late years gas has come into very general use in the chemical laboratory as a source of heat. The most convenient mode of applying it for this pur- pose is in the form of the inflammable mixture with air. ‘The mixture affords a very intense heat, because a considerable quantity of gas is… … ney over the extremity of the gas jet. The flame should not burn yellow, but
