 | Thomas Curtis - 1829 - 842 sider
...it was again accurately weighed. 22. When the end of the tube was immersed in the cold water of the pan, the steam issuing from it was condensed with...continued until the water had acquired from 70° to 90° of heat, which was generally in from four to six minutes. Afterwards the pan was covered with a disk... | |
 | Elijah Galloway - 1829 - 890 sider
...the inclined tube to the tea* kettle. When the end of the tube was immersed in the cold water in the pan, the steam issuing from it was condensed with a crackling noise, and began to heat the water in contact with it. The water being constantly stirred with a circular motion,... | |
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... of heat, which was generally in from four to six minutes. Afterwards the pan was covered with a disk of oiled paper, to prevent evaporation, which would have lessened the weight during the operation of weighing. • The heat of the room, during the... 