The Reader's Digest, Volúmenes17-18Reader's Digest Association, 1930 |
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Página 173
... heat , the fierce , intolerable , furnace - heat of making steel . All this is ines- capable . It is a part of steel . The work is filled with the danger of accident - danger which a callous foreman or a careless management can increase ...
... heat , the fierce , intolerable , furnace - heat of making steel . All this is ines- capable . It is a part of steel . The work is filled with the danger of accident - danger which a callous foreman or a careless management can increase ...
Página 982
... heating and cooling . " The moon now began to ap- proach the earth . By the year 25,000,000 it was realized that the ... heat and want of oxygen there prevailing , and this could be done only by deliberate evolution on earth . Enough was ...
... heating and cooling . " The moon now began to ap- proach the earth . By the year 25,000,000 it was realized that the ... heat and want of oxygen there prevailing , and this could be done only by deliberate evolution on earth . Enough was ...
Página 1122
... heat is small . Most of the heat energy from the fire is rigorously kept out of the food , like trying to cook a steak wrapped in as- bestos . But pure aluminum is soft . Where research had to be applied was to make the remarkable ...
... heat is small . Most of the heat energy from the fire is rigorously kept out of the food , like trying to cook a steak wrapped in as- bestos . But pure aluminum is soft . Where research had to be applied was to make the remarkable ...
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