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
Jainti Dass Saggar published his biography, "Jainti Dass Saggar from Deharru to Dundee". Jainti Dass Saggar Jainti Dass Saggar (6 September 1898 – 14 November 1954) was an Indian-born doctor in Dundee, Scotland, who in 1936 became the first non-white local authority councillor in Scotland. He served 18 years as a Labour Party councillor and was one of Dundee's longest-serving council members. Jainti Saggar was born on 6 September 1898 in Deharru, Ludhiana district, Punjab, British India. He was the second son and the fourth of six children of Hindu parents, Ram Saran Dass Saggar (1870–1943), a merchant, and his wife, Sardhi Devi