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 saying that he could make a delicious cake from a cow`s tendon. Although the people were skeptical, the magician did what he said and the cake was delicious. He acquired more and more customers and became wealthy, and the cake became known as "Cowhells cake." As a Longchuan County specialty, cowhells cakes are often bought to give to friends or relatives at a visit, especially during festivals. The recipe for cowhells cake is owned by the Laolong Niujingao Company, which originally hand-made the cakes. A batch of cake could take ten workers more than ten hours: three hours to make