The Encyclopedia Americana, Volume 7Grolier Incorporated, 1999 - Encyclopedias and dictionaries A thirty-volume encyclopedia covering important world events while providing major new treatments of selected topics in various academic fields. |
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Page 145
... importance . Naphthalene , quinoline , and tar acids , including phenol , cresols , and xylenols , are the most important of the chemicals . Anthracene is also recovered from the coal tar , but in smaller quantities than the other ...
... importance . Naphthalene , quinoline , and tar acids , including phenol , cresols , and xylenols , are the most important of the chemicals . Anthracene is also recovered from the coal tar , but in smaller quantities than the other ...
Page 268
... important exports . either owned or rented by the growers . Another important cash and export crop is bananas , grown particularly in the Caribbean coastal plain . Foreign multinational corpora- tions were the first in banana production ...
... important exports . either owned or rented by the growers . Another important cash and export crop is bananas , grown particularly in the Caribbean coastal plain . Foreign multinational corpora- tions were the first in banana production ...
Page 762
... important in highly sensitive electrical instruments such as galva- nometers . Copper is also used as an alloying element in a wide variety of applications in which it is a minor constituent of the resultant alloy . One such ...
... important in highly sensitive electrical instruments such as galva- nometers . Copper is also used as an alloying element in a wide variety of applications in which it is a minor constituent of the resultant alloy . One such ...
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