... extract sweet cerebral, wood tar, creosote, pyroligneous oil, eucalyptus oil, guaiacol and other types of high value- ... recycling.Sweet Cerebrol: the important raw material for the cosmetics and pharmaceutical industry.Creosote: refined from ... used in medicine, agriculture, and forestry largely.Eucalyptus oil: for pharmaceutical preparation of cough suppressants, mouthwash, insecticides, toothpaste ...