Rosin taken when melting it. It is soluble in alcohol, ether, benzene and chloroform. Rosin consists mainly of abietic acid, and combines with caustic alkalis to form salts (rosinates or pinates) that are known as rosin soaps. In addition to its extensive use in soap making, rosin is largely employed in making varnishes (including fine violin varnishes), sealing wax and various adhesives. It is also used for preparing shoemakers' wax, for pitching lager beer casks, and numerous other purposes such as providing backing surfaces to tin ware, copper ware, or even silver and gold vessels when embossing or engraving them (its
Cowhells cake to present him a special cake. After tasting it, Lu Jia asked what the delicious cake was; Zhao Tuo replied that it was a Nanyue specialty. Because Lu Jia liked the cake, Zhao Tuo gave him many cakes to bring back to Liu Bang. When he reached the Qin capital, Lu Jia presented the specialty to the emperor and the cake became the most popular dish in Nanyue. Several hundred years ago, a magician who could no longer earn a living with his magic decided to become a baker. With the help of his wife, he created a special cake