Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3772Chemical news office., 1932 |
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Strona 50
... virtually all products derivable from crude oil or from natural gas are applied to some use . That use is not always the most efficient or the most economical ; and much progress still awaits petroleum in the future . The record of the ...
... virtually all products derivable from crude oil or from natural gas are applied to some use . That use is not always the most efficient or the most economical ; and much progress still awaits petroleum in the future . The record of the ...
Strona 51
... virtually all naval vessels are oil - fired . On land also fuel oil has secured its place , being employed in a range of special purposes for which coal is less suited by reason of loca- tion , particular circumstances , or abnormal ...
... virtually all naval vessels are oil - fired . On land also fuel oil has secured its place , being employed in a range of special purposes for which coal is less suited by reason of loca- tion , particular circumstances , or abnormal ...
Strona 56
... virtually an export of coal- with this beneficial difference , that we sell , not a raw material , but a finished product to which many branches of British industrial skill and science have contributed . The gain to Britain is ...
... virtually an export of coal- with this beneficial difference , that we sell , not a raw material , but a finished product to which many branches of British industrial skill and science have contributed . The gain to Britain is ...
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