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This is a typical Jingdezhen style Chinese kiln, it has used to be there around 10th century. Look at the picture. The huge firewood kiln with one burnt spot. It is a type of horizontal flame chamber, and is basically similar to the brick chamber kiln. However, it was built on the level ground. Using a large amount of firewood, it will be made white porcelain, dyed and colored glaze vessels etc.. in a short time, within 24 hours. Even now, it is still used to bake pottery in few places of Jingdezhen.
An open bottle flame rising kiln, a coal kiln that has been used in Stoke-on-Trent, known for its pottery manufacturing in the UK, since the mid 18th century. It has been made a brick hut covered with a bottle shaped Japanese wine (=sake) on the outside of the kiln. This is the unusual type of kiln, working with charcoal throw inside. It is symbolized as in the beginning of pottery craft has been industrialized at that time.
Next right to the Chinese kiln, there is a climbing firewood kiln. It has been introduced from China through the Korean Peninsular in the 16th century. In continuous kiln that climbed the slope, a type of throwing fires in each room. It will become a horizontal flame to the entire kiln, therefore it will make the thermal efficient. Famous pottery places nearby Hasami, such as Karatsu and Arita, was also baked its pottery products at the same way. This is one of the historic kiln both in Saga and Nagasaki prefectures, it became a main distributor of the local pottery in Hizen district for a long time until at the beginning of the Showa era around 1930.
A dragon/sneak shaped kiln, so-called Ryugama (龍窯), is a long horizontal flame kiln using the slope on a hillside. It has been used in the ancient China, from the Spring period about 3000 years ago. It has also been improved greatly. It has only one room, but there is many holes on the both side of kiln that is thrown firewood into it. At first, burn firewood from an opening fireplace at the bottom. When the temperature rises, throw firewood from the both hole to bake pottery clay in oven. It will be more cost effective because it is burning firewood around the vessels. In China and Thailand, it is burnt pottery crafts such as big water turtles at a huge kiln, more than 50 meters long.
The last one is a yellow colored kiln stoke hole. By using the mountain slope, and digging a hole to a kiln. It is seen in China and the Korean Peninsula which arrived at Japan around the 5th century. It has been mainly used until around the 13th century. The earthen ware, to be found from the tomb, was burned in this hole kiln. The horizontal kiln was used for firewood so that it becomes more stronger. It will also be at a high temperature of 1200c.
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