 Most of the substances belonging to our globe are constantly undergoing alterations in sensible qualities, and one variety of matter becomes, as it were, transmuted into another. Such changes, whether natural or artificial, whether slowly or rapidly performed,...  The Art of Tanning Leather ... - Էջ 96David H. Kennedy - 1857 - 262 էջԱմբողջությամբ դիտվող - Այս գրքի մասին
 | 1821 - 530 էջ
...air or fire, and seeming incorruptible. It subordinate laws, and of improving the useful arts. Black. Most of the substances belonging to our globe are...matter becomes, as it were, transmuted into another. The object of chemical philosophy is to ascertain the causes of all such phenomena, whether natural... | |
 | John Lee Comstock, Sir Richard Phillips - 1822 - 260 էջ
...which take place in all substances, and to discover the laws by which those changes are governed. 2. Most of the substances belonging to our globe, are constantly undergoing alterations in a perceptible manner, and one variety of matter becomes as it were transformed into another. Observation... | |
 | 1824 - 884 էջ
...motions." (Thomson, System of' Chemistry, fifth edition, p. 2.) Most of the substances belonging to ou» globe are constantly undergoing alterations in sensible...transmuted into another. Such changes, whether natural or artifice!, whether slowly or rapidly performed, are called chemical; — thus the gradual and almost... | |
 | John Lee Comstock - 1825 - 252 էջ
...which take place in all substances, and to discover the laws by which those changes are governed. 2. Most of the substances belonging to our globe, are constantly undergoing alterations in a perceptible manner, and one variety of matter becomes as it were transformed into another. Observation... | |
 | 1828 - 664 էջ
...changes in ODJ-M, of the constitution of matter, whether effected by heat, mixture, or other means.* Most of the substances belonging to our globe are...changes, whether natural or artificial, whether slowly orrapidiy performed, are called chemical ; thus the gradual and almost imperceptible decay of the leaves... | |
 | William Thomas Brande - 1830 - 678 էջ
...are not accompanied by sensible motions." (Thomson, System of Chemistry, fifth edition, ji. 2.) '• Most of the substances belonging to our Globe are...whether slowly or rapidly performed, are called chemical ; — tints the gradual and almost imperceptible decay of the leaves and branches of a fallen tree... | |
 | John Oswald - 1836 - 590 էջ
...several powers and virtues are thereby discovered, with a view to philosophy or medicfne. — Boertiaave. Most of the substances belonging to our globe are...qualities; and one variety of matter becomes, as it were, transmitted into another. The object of chemical philosophy is to ascertain the causes of all such... | |
 | John White Webster - 1839 - 618 էջ
...the object of constitution of matter, whether effected by heat, mixture or other chemistry, means.* Most of the substances belonging to our globe are...slowly or rapidly performed, are called chemical. t The ends of this branch of knowledge are the application of natural substances to new uses, for increasing... | |
 | Cuthbert William Johnson - 1842 - 1364 էջ
...refer the farmer. Most of the eubstances belonging to our globe, says Davy (Chem. Philosophy, p. 1.), are constantly undergoing alterations in sensible qualities, and one variety of matter becomes, ая ¡t were, transmuted into another. Such changes, whether natural or artificial, whether slowly... | |
 | 1849 - 216 էջ
...belonging to our globe are constantly undergoing alteration, and one variety of matter becomes transformed into another. Such changes, whether natural or artificial, whether slowly or rapidly performed, are termed chemical: and the object of chemical philosophy is to ascertain the causes of these phenomena,... | |
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