Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould and Lincoln, 1871 |
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Pagina vi
... engines . The expense of such an arrangement seems to be the only feature that will militate against so desirable an improvement . The watering of streets with chemicals has attracted favorable attention abroad . At the meeting of the ...
... engines . The expense of such an arrangement seems to be the only feature that will militate against so desirable an improvement . The watering of streets with chemicals has attracted favorable attention abroad . At the meeting of the ...
Pagina 23
... engine , published last year , says : In steam vessels it is most desirable that some proper species of firing apparatus should be employed , as the labor and difficulty of firing large furnaces at sea , especially in hot climates , is ...
... engine , published last year , says : In steam vessels it is most desirable that some proper species of firing apparatus should be employed , as the labor and difficulty of firing large furnaces at sea , especially in hot climates , is ...
Pagina 31
... ENGINES . The advocates , says the " Engineering , " of what is known here as the Warsop system claim that the application of that system to a boiler and engine prevents the formation of incrustation , does away with priming , and ...
... ENGINES . The advocates , says the " Engineering , " of what is known here as the Warsop system claim that the application of that system to a boiler and engine prevents the formation of incrustation , does away with priming , and ...
Pagina 32
... engine consuming say 8 pounds or 10 pounds of coal per indicated horse - power per hour , and the difficulty of making such alterations as will produce a more economical result is not great . If the aero - steam engine is to take a high ...
... engine consuming say 8 pounds or 10 pounds of coal per indicated horse - power per hour , and the difficulty of making such alterations as will produce a more economical result is not great . If the aero - steam engine is to take a high ...
Pagina 33
... engine may be so great as to render the sav- ing in fuel valueless . A case in point suggests itself . An experi- ment was made some time since with a compound engine , the general particulars of which are before us . This engine was of ...
... engine may be so great as to render the sav- ing in fuel valueless . A case in point suggests itself . An experi- ment was made some time since with a compound engine , the general particulars of which are before us . This engine was of ...
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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.