What is the [[https://realitysandwich.com/_search/?search=chemical|chemical]] name of [[https://www.renewableenergyworld.com/?s=black%20lacquer|black lacquer]]?

(Image: [[https://images.unsplash.com/photo-1660245199336-832b9567d959?ixid=M3wxMjA3fDB8MXxzZWFyY2h8MTJ8fHRyYW5oJTIwZyVFMSVCQiU5NyUyMHRyZW8lMjB0JUM2JUIwJUUxJUJCJTlEbmclMjAlQzQlOTElRTElQkElQjlwJTIwbmglRTElQkElQTV0fGVufDB8fHx8MTc1MDIwMjg3NXww\u0026ixlib=rb-4.1.0|https://images.unsplash.com/photo-1660245199336-832b9567d959?ixid=M3wxMjA3fDB8MXxzZWFyY2h8MTJ8fHRyYW5oJTIwZyVFMSVCQiU5NyUyMHRyZW8lMjB0JUM2JUIwJUUxJUJCJTlEbmclMjAlQzQlOTElRTElQkElQjlwJTIwbmglRTElQkElQTV0fGVufDB8fHx8MTc1MDIwMjg3NXww\u0026ixlib=rb-4.1.0]])Black  [[https://tranhgocaocap.weebly.com|Tranh gỗ treo tường đẹp nhất]] lacquer is obtained from the varnish tree that yields a toxic exudation. The chemical name of black lacquer is pyroxylin.