All-natural oud is derived from agarwood, that is formed in the heartwood of aquilaria trees in reaction to an infection or injury. Since only 2% of this tree species–which is now a shielded species–develop the resin, it’s an exceptionally cherished and unusual fragrance ingredient. Image Credit history: youtube The https://oud66655.onzeblog.com/36247055/oud-an-overview