Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould and Lincoln, 1871 |
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Pagina viii
... employed offers no prospect of its production in quantities suffi- cient for manufacturing purposes . Moreover , our knowledge of the constitution of chemical substances , and the laws which govern them is increased and rendered more ...
... employed offers no prospect of its production in quantities suffi- cient for manufacturing purposes . Moreover , our knowledge of the constitution of chemical substances , and the laws which govern them is increased and rendered more ...
Pagina x
... employed goes to waste . The ingenious process of producing chlorine without the use of man- ganese , suggested by Henry Deacon ( see page 169 ) , while theoreti- cally excellent , presents practical difficulties which have not been ...
... employed goes to waste . The ingenious process of producing chlorine without the use of man- ganese , suggested by Henry Deacon ( see page 169 ) , while theoreti- cally excellent , presents practical difficulties which have not been ...
Pagina xx
... employed by Prazmowski and Savart , obtained with all three results pointing to a radial polarization of the corona . The light covering the moon's disc he observed to be polarized throughout in the same plane , and the observations ...
... employed by Prazmowski and Savart , obtained with all three results pointing to a radial polarization of the corona . The light covering the moon's disc he observed to be polarized throughout in the same plane , and the observations ...
Pagina xxi
... employed the leisure hours of his office in the study of the natural history of Thibet and Mongolia . Upon the confines of Siberia the Russians have finally fixed the limits between their Asiatic possessions and China ; at the same time ...
... employed the leisure hours of his office in the study of the natural history of Thibet and Mongolia . Upon the confines of Siberia the Russians have finally fixed the limits between their Asiatic possessions and China ; at the same time ...
Pagina 23
... employed , as the labor and difficulty of firing large furnaces at sea , especially in hot climates , is very great . I believe that a good smokeless furnace and a good self - feeding furnace will come together . ' Considering the ...
... employed , as the labor and difficulty of firing large furnaces at sea , especially in hot climates , is very great . I believe that a good smokeless furnace and a good self - feeding furnace will come together . ' Considering the ...
Overige edities - Alles bekijken
Veelvoorkomende woorden en zinsdelen
action alcohol alizarine American ammonia amount animals anthracene apparatus appears atmosphere beds Bessemer process body boiler British Association cable caisson carbonic acid cent centimetre centre Chassepot chemical chlorhydric acid chloride cloth Coccoliths color containing copper cylinder deposits depth diameter disease effect electric employed engine exist experiments fact feet fluid formation fossils furnace gases geological glacier gneiss heat hydrogen inches iron Lake less light lime limestone liquid magnesium manganese manufacture mass material matter means metal method miles mixture nature Neocomian observations obtained ordinary organic oxide oxygen paper pass Pébrine phosphate phosphorus pipes placed plate portion potassium pounds present pressure produced Professor quantity river rocks salt side silicic silicic acid silicon sodium solution species specimens steam stone substance sulphuric acid surface temperature theory thickness tion tons tube vapor vessel weight White Nile whole wire zinc
Populaire passages
Pagina 184 - Report of the Commissioners appointed in 1868 to inquire into the best means of preventing the pollution of Rivers (Mersey and Ribble basins).
Pagina 177 - USA, read a paper on this subject, of which the following is an abstract : — " Cast iron — the raw material from which the malleable metal is made — may be formulated approximately as follows : — Silicon (Si), 5 to 3 per cent. Phosphorus (P), 05 to 2 per cent. Manganese (Mn) , 0 to 20 per cent. Sulphur (S), 25 to 2 per cent. Carbon (C), 2 to 5 per cent. Iron (Fe), 90 to 9G.5 per cent.
Pagina 263 - There can be no reason, then, for doubting that, among insects, contagious and infectious diseases, of great malignity, are caused by minute organisms which are produced from preexisting germs, or by Homogenesis ; and there is no reason, that I know of, for believing that what happens in insects may not take place in the highest animals. Indeed there is already strong evidence that some diseases of an extremely malignant and fatal character to which man is subject are as much the work of minute organisms...
Pagina 129 - on partially liquefying carbonic acid by pressure alone, and gradually raising at the same time the temperature to 88° Fahrenheit, the surface of demarcation between the liquid and the gas became fainter, lost its curvature, and at last disappeared. The space was then occupied by a homogeneous fluid, which exhibited, when the pressure was suddenly diminished or the temperature slightly lowered, a peculiar appearance of moving or flickering strisa throughout its entire mass.