The British Encyclopedia, Or Dictionary of Arts and Sciences: Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge : Illustrated with Upwards of 150 Elegant Engravings. N - R. 5Longman, 1809 - 680 pages |
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Page 6
... colour and appearance . It occurs generally massive and disseminated ; its colour is copper - red of various shades ; its lustre is weakly , shining , and metallic ; it is per- fectly opaque ; its fracture is uneven ; it is hard , has ...
... colour and appearance . It occurs generally massive and disseminated ; its colour is copper - red of various shades ; its lustre is weakly , shining , and metallic ; it is per- fectly opaque ; its fracture is uneven ; it is hard , has ...
Page 7
... colour and crystallizable . The salts of nickel are decomposed by the alkalies , and the oxide , more or less free from the acid , is thrown down . If the alkalies are added in excess , they re - dissolve it ; and with ammonia in ...
... colour and crystallizable . The salts of nickel are decomposed by the alkalies , and the oxide , more or less free from the acid , is thrown down . If the alkalies are added in excess , they re - dissolve it ; and with ammonia in ...
Page 8
... colour ; it is distinguished from menachanite by its stronger lustre , superior hardness , the colour of the streak , as well as by its not being in the smallest degree af- fected by the magnet , which also distin- guishes it from iron ...
... colour ; it is distinguished from menachanite by its stronger lustre , superior hardness , the colour of the streak , as well as by its not being in the smallest degree af- fected by the magnet , which also distin- guishes it from iron ...
Page 11
... colour . It is merely a mixture of charcoal and carbonate of potash . Nitre is much used in medicine , in fe- vers , as a cooling remedy , and as a diuretic , in urinary affections . It is employed also in many arts , as in dying ; and ...
... colour . It is merely a mixture of charcoal and carbonate of potash . Nitre is much used in medicine , in fe- vers , as a cooling remedy , and as a diuretic , in urinary affections . It is employed also in many arts , as in dying ; and ...
Page 12
... colour- . less . It boils at 248 ° , and may be distilled without any essential alteration . Exposed to the air it absorbs moisture . If two parts be suddenly diluted with one of water , the temperature will rise to about 112 ° ; but ...
... colour- . less . It boils at 248 ° , and may be distilled without any essential alteration . Exposed to the air it absorbs moisture . If two parts be suddenly diluted with one of water , the temperature will rise to about 112 ° ; but ...
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Common terms and phrases
acid action ammonia angle angle of incidence animal appear axis benevolence body botany called calyx centre chyle circle class and order colour common compound connected consequently consists convex convex lens corolla degree distance distilled drupe Dubl earth ecliptic Edin effect employed equal Essential character feelings feet fixed flowers fluid fossil genus glass heat Hence ideas inches instrument iron ject Jussieu kind length less light Lond manner matter means ment metal mind Monogynia class motion mucilage muriatic muriatic acid Natural order nitre nitric acid object observed organs oxide oxygen parabola parallel pass perpendicular person piece plane plants Plate pleasures potash pound principle produced proportion quantity racter rays receiver refraction seeds sensation sensible side solution sometimes species specific gravity stances substances sulphur supposed surface term tincture tion Triandria tube vegetable vessels volatile oils weight