The British Encyclopedia: Or, Dictionary of Arts and Sciences. Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, Volume 5Longman, Hurst, Rees, and Orme, 1809 - Natural history |
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... volatile oils , such as those of turpentine and cloves , when suddenly poured on them : but , to perform this experiment with safety , the acid must be poured out of a bottle tied to the end of a long stick , otherwise the operator's ...
... volatile oils , such as those of turpentine and cloves , when suddenly poured on them : but , to perform this experiment with safety , the acid must be poured out of a bottle tied to the end of a long stick , otherwise the operator's ...
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... volatile , or essential oils , are volatilized at the tempe- rature of boiling water , and even at a lower one . Both the volatile and fixed oils are obtained from plants , and sometimes from the same plant ; but always from different ...
... volatile , or essential oils , are volatilized at the tempe- rature of boiling water , and even at a lower one . Both the volatile and fixed oils are obtained from plants , and sometimes from the same plant ; but always from different ...
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... Volatile oils are distinguished from the fixed oils by their volatility , fragrance , and acrid taste . They are also known under the name of aromatic oils , from their odour ; or essential oils , or simply essences , from being ...
... Volatile oils are distinguished from the fixed oils by their volatility , fragrance , and acrid taste . They are also known under the name of aromatic oils , from their odour ; or essential oils , or simply essences , from being ...
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... volatile oils are susceptible of crystallization , depositing in the remaining portion of the oil , which con- tinues liquid , transparent polyhedrons , more or less of a yellow colour , which are found to be pure oil . This last change ...
... volatile oils are susceptible of crystallization , depositing in the remaining portion of the oil , which con- tinues liquid , transparent polyhedrons , more or less of a yellow colour , which are found to be pure oil . This last change ...
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... volatile oil , on which its ac- tivity depends , might be expected , but this has not been found . Water distilled from it yeilds no oil ; if therefore there is any oil it must be in very small quantities and soluble in water . The ...
... volatile oil , on which its ac- tivity depends , might be expected , but this has not been found . Water distilled from it yeilds no oil ; if therefore there is any oil it must be in very small quantities and soluble in water . The ...
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Common terms and phrases
absciss acid action ammonia angle animal appears axis benevolence body botany called calyx centre chyle circle class and order colour common compound connected consequently consists corolla degree distance distilled drupe Dubl earth ecliptic Edin effect employed equal Essential character feelings feet fixed flowers fluid fossil genus give glass heat Hence ideas inches instrument iron ject Jussieu kind less Lond manner matter means ment metal mind Monogynia class motion mucilage muriatic acid Natural order neral nitre nitric acid object observed organs organzine oxide oxygen parabola parallax parallel pass perpendicular person phosphorus piece plane plants Plate pleasures potash pound principle produced proportion quantity racter ratio rays receiver refraction screw seeds sensation sensible side solution species specific gravity square stances substances sulphur supposed surface term thing tincture tion Triandria tube vegetable vessels volatile weight