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Show Aged in Wood Before you can buy an antiseptic from the corner druggist, it must be aged in' living wood 25 years if it's balsam ot Peru. This drug, which, despite Tt name, tbmes only from El Salvador In Middle America, Ameri-ca, is processed from the sap of the balsam tree that cannot be "scratched" during its first quarter of a century. The wait is worth it, though, for balsam is essential in modern surgery sur-gery and pharmacology, is important impor-tant in the treatment of skin diseases, dis-eases, and one of its properties, cin-namic cin-namic acid, is becoming recognized as a treatment for tuberculosis. |