The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Результати 1-5 із 44
Сторінка xi
... liquids . The chemist has never manufac- tured anything which , near or distant , was susceptible even of the appearance of life . Everything he has made in his laborato- ries belongs to ' brute ' matter ; as soon as he approaches life ...
... liquids . The chemist has never manufac- tured anything which , near or distant , was susceptible even of the appearance of life . Everything he has made in his laborato- ries belongs to ' brute ' matter ; as soon as he approaches life ...
Сторінка 32
... liquid steel is hammered into a bar , and tested for mal- leability and hardness , and especially for toughness , by bending it double cold . In case any test bar falls below the standard es- tablished as suitable for rails , all the ...
... liquid steel is hammered into a bar , and tested for mal- leability and hardness , and especially for toughness , by bending it double cold . In case any test bar falls below the standard es- tablished as suitable for rails , all the ...
Сторінка 42
... liquid at the pressure of the atmosphere . At the boiling - point of water it requires more than 61 atmospheres of pressure to reduce it to liquefaction . The same effect is pro- duced at the freezing - point of water by a pressure of 5 ...
... liquid at the pressure of the atmosphere . At the boiling - point of water it requires more than 61 atmospheres of pressure to reduce it to liquefaction . The same effect is pro- duced at the freezing - point of water by a pressure of 5 ...
Сторінка 43
... liquids more volatile than water ; as , for instance , ether and chloroform . Engines have therefore been constructed in which these vapors have been employed to produce motion by being ... liquid is obvious . MECHANICS AND USEFUL ARTS . 43.
... liquids more volatile than water ; as , for instance , ether and chloroform . Engines have therefore been constructed in which these vapors have been employed to produce motion by being ... liquid is obvious . MECHANICS AND USEFUL ARTS . 43.
Сторінка 44
steam in vaporizing the more volatile liquid is obvious . But all these vapors are highly inflammable , and in mixture with atmo- spheric air they are explosive . The dangers attendant on their use are therefore very great . Ammonia is ...
steam in vaporizing the more volatile liquid is obvious . But all these vapors are highly inflammable , and in mixture with atmo- spheric air they are explosive . The dangers attendant on their use are therefore very great . Ammonia is ...
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The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
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acetic acid action American ammonia animals apparatus appears atmosphere battery beds bridge cable carbon carbonic acid cause cent centimetres centre charcoal chemical chloride coal color Comptes Rendus connected containing copper corona cubic cubic metres cylinder depth diameter discovery dissolved eclipse effect electric engine eocene experiments fact feet fibre flame fossil French gases glass glycerine gun-cotton guns heat hydrochloric acid hydrogen inches Indian iron length light lime liquid magnet matter metal method metres miles miocene mixture nitric acid observations obtained ordinary oxide oxygen palladium paper passed placed plants plate platinum polariscope polarization potash precipitate present pressure produced Prof quantity railway rays River salt sandarac sodium solution spark species specific gravity spectrum steam steel rails substance sulphate sulphuric acid surface temperature thick tion tons tube tunnel vapor vibrations weight wire zinc zirconia
Популярні уривки
Сторінка 269 - There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being evolved.
Сторінка i - ANNUAL OF SCIENTIFIC DISCOVERY ; or, Year Book of Facts in Science and Art, exhibiting the most important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geology, Geography, Antiquities, etc.
Сторінка 136 - It consists in subjecting the vapours of volatile liquids to the action of concentrated sunlight, or to the concentrated beam of the electric light.