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Lake salt from Jilantai (Inner Mongolia, China) Salt in Chinese history including salt production and salt taxes played key roles in economic development, and relations between state and society in China. The lure of salt profits led to technological innovation and new ways to organize capital. Debate over government salt policies brought forth ...
Within the history of China, every dynasty instituted a salt monopoly system, originally intended mainly for taxation purposes. Since salt was an essential and irreplaceable commodity used in everyday life, and therefore was viable as a stable source of government revenue, various historical rulers employed a salt monopoly which forbade the production and sales of salt by commoners. [4]
A salt or iron industrialist could employ over one thousand peasants to extract either liquid brine, sea salt, rock salt, or iron ore. [73] Advanced drilling techniques that allowed drilling up to 4800 feet/1440 metres were developed, allowing Chinese to extract salt and even natural gas for use in fuel and lighting.
This is a list of countries by salt production. The six leading salt producers in the world, China, the United States, India, Germany, Canada, and Australia, account for more than half of the worldwide production. The first table includes data by the British Geological Survey (BGS) for countries with available statistics.
The ancient Chinese gradually mastered and advanced the techniques of producing salt. Salt mining was an arduous task for them, as they faced geographical and technological constraints. Salt was extracted mainly from the sea, and salt works in the coastal areas in late imperial China equated to more than 80 percent of national production. [5]
Xiechi Lake (Chinese: 解池), also called Yuncheng yanchi (Yuncheng Salt Lake) is the largest natural lake in Shanxi in Northern China. It is a saline lake [1] used for production of salt. In the summertime intense light and heat cause the algae Dunaliella salina to produce carotenoids as a protection against free radicals, due in turn to high ...
The open-pan salt making method was used along the Lincolnshire coast and in the salt marshes of Bitterne Manor on the banks of the River Itchen in Hampshire, where salt production was a notable industry. [22] Wich and wych are names associated (but not exclusively) with brine springs or wells in England. Originally derived from the Latin vicus ...
Shipment of all these materials and goods was aided by the 10th century innovation of the canal pound lock in China; the Song scientist and statesman Shen Kuo (1031–1095) wrote that the building of pound lock gates at Zhenzhou (presumably Kuozhou along the Yangtze) during the 1020s and 1030s freed up the use of five hundred working laborers ...