 If the heat abates, or the spirits boil quicker than is directed, the solution will immediately stop, and it will afterwards be in vain to proceed with the same materials; but if properly managed the spirit of sal ammoniac will be seen gradually to descend...  The Domestic Encyclopaedia: SNU-ZIZ - Page 225by Anthony Florian Madinger Willich - 1804Full view - About this book
 | Edward T W. Polehampton - 1815 - 728 pages
...Set the glass in a sand heat, so regulated as to make the contents boil as quickly as possible ; hut so gently, that the bubbles may be counted as they...materials ; but, if properly managed, the spirit of sal ammo, niac will be seen gradually to descend from the mixture, and attack the copal, which swells and... | |
 | James Smith - Industrial arts - 1815 - 942 pages
...the heat abates, or the spirits boil quicker than is directed, the solution will immediately stop, and it will afterwards be in vain to proceed with...and attack the copal, which swells and dissolves, excepting a very small quantity, which remains undissolvcd. It is of much consequence that the vessel... | |
 | Hewson Clarke, John Dougall - Drawing - 1817 - 902 pages
...spirits boil quicker than is directed, the solution will immediately stop, and it will afterwards l>e in vain to proceed with the same materials ; but if...swells and dissolves, except a very small quantity which remains un« dissolved. Black Japan. Melt eight ounces of amber ; melt (separately from the amber)... | |
 | Hewson Clarke, John Dougall - Drawing - 1817 - 928 pages
...the heat abates, or if the spirits boil quicker than is directed, the solution will immediately stop, and it will afterwards be in vain to proceed with the same malerials ; .but if properly managed, the spirit of sal ammoniac will be seen gradually to descend... | |
 | Edward Polehampton, John Mason Good - Natural history - 1818 - 894 pages
...heat abate, or the spirits boil quicker than is directed, the solution will be impeded, and it vill afterwards be in vain to proceed with the same materials ; but, if properly managed, the spirit of sal ammo. niac will be seen gradually to descend from the mixture, and attack the copal, which swells and... | |
 | Edward Polehampton - Natural history - 1821 - 752 pages
...operation ; for, if the heat abate, or the spirits boil quicker than is directed, the solution will he impeded, and it will afterwards be in vain to proceed...is of much consequence that the vessel should not he opened till some time after the liquid has become perfectly cool; as it frequently happens that... | |
 | John Imison - Art - 1822 - 488 pages
...the heat abates, or if the spirits boil quicker than is directed, the solution will immediately stop, and it will afterwards be in vain to proceed with...swells and dissolves, except a very small quantity which remains undissolved. It is of much consequence that the vessel should not be opened till some... | |
 | Hewson Clarke, John Dougall - Agriculture - 1825 - 892 pages
...heat abates, or if .the spirits boil quicker than is directed, the solution will immediately stop, and it will afterwards be in vain to proceed with...swells and dissolves, except a very small quantity which remains undissolved. Black JapanMelt eight ounces of amber ; melt (separately from the amber)... | |
 | 1838 - 1014 pages
...the beat abates, or if the spirits boil quicker than is directed, the solution will immediately stop, and it will afterwards be in vain to proceed with...materials ; but, if properly managed, the spirit of salammoniac will be seen gradually to descend from the mixture, and attack the copal, which swells... | |
 | 1837 - 800 pages
...the heat abates, or if the spirits boil too quick, the solution will immediately stop, and it will be in vain to proceed with the same materials; but...of sal ammoniac will be seen gradually to descend, and attack the copal, which swells and dissolves. It is of great consequence that the vessel should... | |
| |
