👉 The term "carpellum" is a Latin word that refers to an ancient technique used in medieval and Renaissance art for creating intricate patterns on paper or stone. The process involved using a type of wax, called carpenium acetate, which was applied as a paste onto the surface of a piece of paper or stone. The wax would then dry over time, leaving behind tiny dots and marks that could be used to create intricate designs. This technique was particularly useful for creating detailed patterns on canvas