ielding portions of the hoop are from the lead chambers end marking 60° B is carried ina rendered flexible. The hoop is put into this greatly im- lead vessel at a temperature of from 189° to 212° Fah., and Lug § proved condition without breakage, thas saving a large & quantity of sulphate of soda… … wasted coal slack. Preparations are now in progress fox making the the fuel on an extended scale, and sup. plying it fur public use. A factory located at Port Rich- mond, Pa., bas a set of Mr. Loiseau’s machines capable of making 150 tuns per day, and admitting of the sale of the material at one…
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