TIL that traditional lacquer is made w urushiol sap, aka the rash-causing toxin in poison ivy & poison oak. In fact, “urushi” (as in “urushi-ol”) is the Japanese for the Chinese lacquer tree (also toxic) & an English word for lacquerware. They all fall in the genus Toxicodendron, or “poison tree”.

by whatilearned March 1, 2023, 3:06 pm