Porcelain Porcelain Porcelain () is a ceramic material made by heating materials, generally including kaolin, in a kiln to temperatures between . The toughness, strength, and translucence of porcelain, relative to other types of pottery, arises mainly from vitrification and the formation of the mineral mullite within the body at these high temperatures. Though definitions vary, porcelain can be divided into three main categories: hard-paste, soft-paste and bone china. The category that an object belongs to depends on the composition of the paste used to make the body of the porcelain object and the firing conditions. Porcelain slowly evolved in China
Liverpool porcelain Liverpool porcelain Liverpool porcelain is mostly of the soft-paste porcelain type and was produced between about 1754 and 1804 in various factories in Liverpool. Tin-glazed English delftware had been produced in Liverpool from at least 1710 at numerous potteries, but some then switched to making porcelain. A portion of the output was exported, mainly to North America and the Caribbean. The factories produced a great variety of wares and some figures. However the main production was underglaze blue and white porcelain with the fashionable Oriental designs, which Liverpool delftware painters were already well used to. Some transfer-printed wares, both overglaze