ScienceJohn Michels (Journalist) 1934 |
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Page 228
... material which on hydrogenation is changed into asphalt - like material or into a mixture resembling natural oil . Fats and waxes do not yield hydrocarbons under the above - mentioned conditions of coalification . Carbohydrates form on ...
... material which on hydrogenation is changed into asphalt - like material or into a mixture resembling natural oil . Fats and waxes do not yield hydrocarbons under the above - mentioned conditions of coalification . Carbohydrates form on ...
Page 232
... material were gathered for study . This material was then sub- divided with a hammer and chisel to separate the limestone from the black crystalline material . In nearly all cases these black nodules were found to be a hard central ...
... material were gathered for study . This material was then sub- divided with a hammer and chisel to separate the limestone from the black crystalline material . In nearly all cases these black nodules were found to be a hard central ...
Page 238
... material medium is in a state of relative equilibrium , but , when an electric or magnetic disturbance is being propa- gated in the material medium , these steady states of motion will be disturbed and , under certain condi- tions , the ...
... material medium is in a state of relative equilibrium , but , when an electric or magnetic disturbance is being propa- gated in the material medium , these steady states of motion will be disturbed and , under certain condi- tions , the ...
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acid Actinium active Agriculture Algonkian American animals annual apparatus appointed Archean Association biological Botanical Bureau California cells cent Chem chemical chemistry chromosomes College committee Council culture deuterium director discussion disease effect eggs electric engineering experimental experiments fessor field forest Friday geology given Grand Central Terminal growth held hydrogen ical important industry infective Institute interest investigations isotope Jour laboratory lectures light material mathematics Medical medicine meeting ment method methylene blue molecules Museum National nature observed obtained organization papers physics plans plant possible present president problems production Professor protactinium pseudorabies radium recent Recent Deaths School SCIENCE FRIDAY scientific secretary Section session Smithsonian Institution Building Society soil species spinors strobili survey temperature theory tion United University University of California versity veterinary virus vitamin D Washington York