 | Hewson Clarke, John Dougall - 1825 - 892 pages
...employed must be fresh crystallized, and newly reduced to a very fine powder. The vessels in which the mixture is made should be very thin and just large enough to hold it, the materials being mixed together as quickly as possible. Cold is also produced by evaporation ; and... | |
 | 1826 - 652 pages
...reduced to a very fine powder. ^"dia^."" The vessels in which the freezing mixture is made should be rery thin, and just large enough to hold it, and the materials should be mixed together as quickly as possible. In order to produce great cold, they ought to be first reduced to the temperature marked in the table,... | |
 | Samuel Frederick Gray - 1828 - 1118 pages
...to produce these effects, the salts employed must be fresh crystallized, and newly reduced to a very fine powder. The vessels in which the freezing mixture...cold ought to be first reduced to the temperature of freezing, by placing them in some of the common freezing mixtures ; and then they are to be mixed... | |
 | Dionysius Lardner - 1833 - 462 pages
...to produce these effects, the calts employed must be fresh crystallised, and newly reduced to a very fine powder. The vessels in which the freezing mixture is made should be very this, and just large enough to hold it, and the materials should be mixed together as quickly as possible.... | |
 | James Renwick - 1840 - 412 pages
...maximum effect, the salts should be newly crystallized, reduced to a fine powder, and cooled to 32°, and the vessels in which the freezing mixture is made should be very thin. The mixture should also be made as rapidly as possible. One of the most striking modes of illustrating... | |
 | John Joseph Griffin - 1847 - 584 pages
...they should also be quite dry, and reduced to fine powder immediately before being used. The vessel in which the freezing mixture is made should be very thin; and the substance it is made of should be a good conductor of caloric. Tin vessels answer very well ; but,... | |
 | Robert Riddell - 1860 - 724 pages
...order to produce the effect, the salts employed must be fresh crystallized, and reduced- to a very fine powder ; the vessels in which the freezing mixture...materials should be mixed together as quickly as possible. To produce great cold, they ought to be first reINDIAN DOMESTIC ECONOMY AND COOKEET. duced to the temperature... | |
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The vessels in which the freezing mixture is made should be very thin, and just large enough to hold it, and the materials should be mixed together as quickly as possible. 
