extraction of natural resin from pine tree trunks

amber aroma balm balsam bark carving collector conifeous conifers cutting distillate distilling essence essential europe extraction forms fragrant from harvesting injury insoluble larch leather liquid lymph natural obtain oils paint paints pine pines plant portugal portugalnthe production purposes ragia resin rubber scent secretion skins solvent spruce sticky substance tannin tanning therapies therapy tree trunk trunks turpentine used various