... refined from wood tar, widely used in marine cables, rubber plasticizers, pharmaceutical products and other industries.Guaiacol: extracted from ... widely used in the pharmaceutical, perfume and dye synthesis.Pyroligneous Liquid: used in medicine, agriculture, and forestry largely.Eucalyptus oil ... insecticides, toothpaste, tooth powder, candy flavors etc. Pyroligneous Liquid for Pharmaceutical Industry