Sputnik: DigestNovosti Press Agency, 1981 - Russia (Federation) |
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Page 129
... coal . However , economically accep- table methods of using solar energy can hardly be expected before the 21st ... coal , the de- posits of which far exceed the dwindling oil and gas reserves . In their heat value the explored and mined ...
... coal . However , economically accep- table methods of using solar energy can hardly be expected before the 21st ... coal , the de- posits of which far exceed the dwindling oil and gas reserves . In their heat value the explored and mined ...
Page 130
... Coal and oil differ not only in their aggregate states . Coal has about 20 per cent of oxygen while oil contains less than one per cent . On the other hand , it has twice as much hydrogen . Be- sides that , coal also contains quite a ...
... Coal and oil differ not only in their aggregate states . Coal has about 20 per cent of oxygen while oil contains less than one per cent . On the other hand , it has twice as much hydrogen . Be- sides that , coal also contains quite a ...
Page 131
... coal , and , finally , to switch over to making synthetic oil from coal . Earlier the USSR had done considerable research into the transformation of coal into liquid fuel and gas . A string of ex- perimental installations was ...
... coal , and , finally , to switch over to making synthetic oil from coal . Earlier the USSR had done considerable research into the transformation of coal into liquid fuel and gas . A string of ex- perimental installations was ...
Contents
R THE FORTHCOMING The Essence of the Main Line | 6 |
CULTURE ART Man Comes First 80 | 124 |
MEDICINE These Sick Healthy People | 138 |
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