Lip-axis ladles may also use hydraulic rams to tilt the ladle. To assist the cook there were also assorted knives, stirring spoons, ladles and graters. During the Neolithic Ozieri civilization in Sardinia, ceramic ladles and spoons were already in use. The pottery made included cooking vessels, jars, mugs, bowls, pitchers, and ladles. Small hand-held ladles might also be crucibles that are fitted with carrying devices. Pottery became more versatile, including pitchers, ladles, bowls, jars and tableware for food and drink. Pottery became more versatile, including pitchers, ladles, bowls, jars and dishware for food and drink. The gourds can be made into cups, ladles, and dippers and put to various uses. The factory started to produce foundry ladles, iron and slag carriages, gates for blast furnaces. Traditionally, molds were poured by hand using ladles. This would be poured into the furnaces from ladles carried by cranes. The ladles had an iron cup for the shot with one or three handles. Secondary steelmaking is most commonly performed in ladles. Foundry ladles are normally rated by their working capacity rather than by their physical size. For cooked rice, the weight of the tael is approximated using special tael-sized ladles.