Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould and Lincoln, 1871 |
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Pagina xviii
... , Lockyer thinks that the chromosphere may be built up of the following layers , which are in the order of vapor density in the case of known elements : X ' ( new element ) , ..... Sub - XVIII NOTES BY THE EDITOR .
... , Lockyer thinks that the chromosphere may be built up of the following layers , which are in the order of vapor density in the case of known elements : X ' ( new element ) , ..... Sub - XVIII NOTES BY THE EDITOR .
Pagina 26
... known experiments was to introduce a bent plate perforated with 56 half - inch holes into the centre of a fur- nace where one or two bars had been removed for its reception . " Adequate mixture , " says Mr. Williams , " was thus ...
... known experiments was to introduce a bent plate perforated with 56 half - inch holes into the centre of a fur- nace where one or two bars had been removed for its reception . " Adequate mixture , " says Mr. Williams , " was thus ...
Pagina 28
... known as the " hopper . " In a box on the front of each furnace 2 fans revolved horizontally . Fuel was drawn from a hopper by rollers which crushed and let it fall on to the 2 fans , which in their turn propelled it into the furnace ...
... known as the " hopper . " In a box on the front of each furnace 2 fans revolved horizontally . Fuel was drawn from a hopper by rollers which crushed and let it fall on to the 2 fans , which in their turn propelled it into the furnace ...
Pagina 29
... known heaping up of the coal on the dead - plate , the cause of which has been entirely removed . And last , but not least , the whole machine is fixed to a frame made fast to the boiler , by 3 bolts through the shell , no holes ...
... known heaping up of the coal on the dead - plate , the cause of which has been entirely removed . And last , but not least , the whole machine is fixed to a frame made fast to the boiler , by 3 bolts through the shell , no holes ...
Pagina 31
... 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 effects a considerable economy of fuel . Now we have no wish to deny ...
... 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 effects a considerable economy of fuel . Now we have no wish to deny ...
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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.