Chemical News and Journal of Industrial Science, Tomy 139-140Chemical news office., 1929 |
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Strona 218
... material phenomena or changes : παντα ρει He regarded water as the source of all matter . " ( Druce : A BRIEF OUTLINE OF THE HISTORY OF SCIENCE , 1925 , p . 6. Published by The Chemical News . ) Empedocles points out the influence of ...
... material phenomena or changes : παντα ρει He regarded water as the source of all matter . " ( Druce : A BRIEF OUTLINE OF THE HISTORY OF SCIENCE , 1925 , p . 6. Published by The Chemical News . ) Empedocles points out the influence of ...
Strona 115
... material having adsorptive properties less than that of dispersed colloid but more than that of solid mineral grains , there is some question as to how far dispersion should be carried . This article reports an investigation of methods ...
... material having adsorptive properties less than that of dispersed colloid but more than that of solid mineral grains , there is some question as to how far dispersion should be carried . This article reports an investigation of methods ...
Strona 404
... material isolated from the soil has been confined largely to that occurring in the upper part of the soil profile ; that is , in the A and B horizons . This work has indicated the extent to which soil colloidal material may vary in ...
... material isolated from the soil has been confined largely to that occurring in the upper part of the soil profile ; that is , in the A and B horizons . This work has indicated the extent to which soil colloidal material may vary in ...
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THE CHEMICAL NEWS | 18 |
Professor Leonard Hill on Right | 24 |
By DR W TOMBROCK | 129 |
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