Saggar kiln debris. Modern saggars are made of alumina ceramic, cordierite ceramic, mullite ceramic silicon carbide and in special cases from zirconia. By far the largest number of UK pottery manufacturers were based in and around Stoke-on-Trent in a region known as The Potteries. Their businesses, locally known as potbanks, fired their wares in distinctive bottle ovens. At the turn of the twentieth century over 4,000 of these were in use, although by 2014 only 47 survive, all of which are no longer in production but are listed buildings. The saggars were used for the biscuit and the glost firing. They
Japanese craft cultural property considered of high historical or artistic value in terms of the craft technique. The term refers exclusively to the human skill possessed by individuals or groups, which are indispensable in producing cultural property. It also took further steps: in 2009, for example, the government inscribed "yūki-tsumugi" into the UNESCO Intangible Cultural Heritage Lists. Prefectural governments, as well as those on the municipal level, also have their own system of recognising and protecting local craft. Although the government has taken these steps, private sector artisans continue to face challenges trying to stay true to tradition whilst at the same