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
Spit cake when cut is shown to consist of rings – hence another name, "tree cake". Alternatively, the dough is wrapped around the spit as spiral threads. In some varieties of the cake, while they maintain the shape of the spit cake, the rings are actually baked separately and attached to each other with icing. Some spit cakes have a smooth surface. Others, like "spettekaka" and "šakotis", have an irregular shape. Variations on the basic process are found in many cultures; what they have in common is that the laborious and time-consuming process produces a cake suitable for special occasions, such as