The New Encyclopaedia Britannica: Macropaedia: knowledge in depth. 19 vEncyclopaedia Britannica, Incorporated, 1981 - Encyclopedias and dictionaries |
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Page 14
... NATURAL ABRASIVES Most natural abrasives have been replaced by manu- factured or synthetic abrasives . This is because nearly all industrial applications demand consistent properties from lot to lot for uniform manufacturing results ...
... NATURAL ABRASIVES Most natural abrasives have been replaced by manu- factured or synthetic abrasives . This is because nearly all industrial applications demand consistent properties from lot to lot for uniform manufacturing results ...
Page 89
... NATURAL ADHESIVES Natural adhesives are primarily of animal or vegetable origin . Sodium silicate ( water glass ) is virtually the only inorganic natural product important as an adhesive . It is also the only nonpolymeric adhesive ...
... NATURAL ADHESIVES Natural adhesives are primarily of animal or vegetable origin . Sodium silicate ( water glass ) is virtually the only inorganic natural product important as an adhesive . It is also the only nonpolymeric adhesive ...
Page 549
... NATURAL TRANSFORMATIONS One further basic notion in the theory of categories , or , as it may be said , a basic item of categorical language , will now be introduced . This is the notion of a natural transformation of functors from one ...
... NATURAL TRANSFORMATIONS One further basic notion in the theory of categories , or , as it may be said , a basic item of categorical language , will now be introduced . This is the notion of a natural transformation of functors from one ...
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19th century abrasive accelerator acid actinide actor Adams adhesives administrative adult advertising Aegean aerospace Aeschylus aesthetic Afghanistan agriculture aircraft airplane animals artist atomic Bantu Bantu languages basic behaviour Bronze Age Cameroon carved Central centre changes Chari-Nile languages coast Congo contains countries Cretan Crete crops cultural Cyclades dance Djibouti early East Egypt electrons engineering Ethiopia example farm feet figures flight Ghana important increase industry Kabul Kenya Khoisan Knossos known Lake land languages mainland major masks ment metal modern mountains Mycenae Niger Nigeria Nilotic northern organization oxidation particles patterns percent period plants political population production proton region River Sahara savanna sculpture soil solvent South Africa southern species style Sudan Tanzania temperature theory tion tons traditional tropical United usually West Africa western Yoruba Zaire