British Encyclopedia: Or, Dictionary of Arts and Sciences, Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, Volume 11Mitchell, Ames, and White, 1821 - Natural history |
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Page 1
... heat . There is at first disengag ed a little nitrous gas and carbonic acid gas , after which let the mixture cool . There is then precipitated a white pow- der which is slightly acid . This powder is the saclactic acid . Thus obtained ...
... heat . There is at first disengag ed a little nitrous gas and carbonic acid gas , after which let the mixture cool . There is then precipitated a white pow- der which is slightly acid . This powder is the saclactic acid . Thus obtained ...
Page 3
... heat , and yields an acid liquor , which crystallizes by rest in the shape of needles It is partly sublimed in needles , or brown plates , with odour similar to that of benzoic acid Saclactic acid , in the state of powder , is not very ...
... heat , and yields an acid liquor , which crystallizes by rest in the shape of needles It is partly sublimed in needles , or brown plates , with odour similar to that of benzoic acid Saclactic acid , in the state of powder , is not very ...
Page 1
... heat , the crystals of muriate of soda decrepitate , from the sudden con- version of their water of crystallization into vapour . If the temperature is rais ed to a red heat , the salt melts ; in an in- tense heat , it is volatilized in ...
... heat , the crystals of muriate of soda decrepitate , from the sudden con- version of their water of crystallization into vapour . If the temperature is rais ed to a red heat , the salt melts ; in an in- tense heat , it is volatilized in ...
Page 5
... heat , and not dissolu- ble in , nor effervescing with , acids . See SAND - STONE . Sand is of great use in the glass manu- facture ; the white writing sand being employed for making of the white glass , and a coarse greenish - looking ...
... heat , and not dissolu- ble in , nor effervescing with , acids . See SAND - STONE . Sand is of great use in the glass manu- facture ; the white writing sand being employed for making of the white glass , and a coarse greenish - looking ...
Page 9
... heat , melts and flows like oil . If set on fire , it burns very briskly . It is found in Saxony and Bohemia , in the copper and silver mines , and is sold to the painters , who find it a very fine and valuable red ; but its virtues or ...
... heat , melts and flows like oil . If set on fire , it burns very briskly . It is found in Saxony and Bohemia , in the copper and silver mines , and is sold to the painters , who find it a very fine and valuable red ; but its virtues or ...
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Common terms and phrases
abaft aft side aft-side animal appear birds bivalve body plan bone botany called calyx cavity centre circle class and order colour columella common consists corolla crystals curve deck diameter distance divided draw drawn drupe earth edge equal Essential character feet 6 inches fore side genus half breadth plan heat height hence hinge inches Jussieu keel kind Lamarck latter length Linnĉus lower means ment middle line Monogynia class motion multivalve native Natural order nearly neral observed opening pain parallel perpendicular person piece plants Plate pounds produced quantity racter round salt seeds sensation sheer plan shell ship silica silk silver sometimes sophism species specific gravity square stars stone substance sulphuric acid surd surface teeth thick timber tion transom Triandria ture univalve upper side urethra valves vessel wound
Popular passages
Page 1 - I scarce could turn to fall upon the ground, with my head to the northward, when I felt the heat of its current plainly upon my face. We all lay flat on the ground, as if dead, till Idris told us it was blown over. The meteor, or purple haze, which I saw, was indeed passed, but the light air that still blew was of heat to threaten suffocation.
Page 5 - Of the nature of those changes which take place in the Digestion of Food. Of the Chemical Principles of the process of Tanning Leather; and of the objects that must particularly be had in view in attempts to improve that most useful art. Of the Chemical Principles of the art of making Soap ; of the art of Bleaching; of the art of Dyeing; and in general of all the Mechanical Arts, as they apply to the various branches of manufacture.
Page 25 - Hence too it follows, that the infamous and unchristian practice of withholding baptism from negro servants, lest they should thereby gain their liberty, is totally without foundation, as well as without excuse. The lĞw of England acts upon general and extensive principles : it gives liberty, rightly understood, that is, protection, to a Jew, a Turk, or a Heathen...
Page 11 - It is very probable that the great stratum called the milky way, is that in which the sun is placed, though perhaps not in the very centre of its thickness.
Page 3 - The distance between two points on the surface of a sphere is the length of the minor arc of a great circle between them.
Page 19 - To this head may also be referred the practice of what is called a set-off: whereby the defendant acknowledges the justice of the plaintiff's demand on the one hand, but on the other sets up a demand of his own, to counterbalance that of the plaintiff, either in the whole or in part...