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The word potassium is derived from potash. [2] Potash is produced worldwide in amounts exceeding 71.9 million tonnes (~45.4 million tonnes K 2 O equivalent [5]) per year as of 2021, with Canada being the largest producer, mostly for use in fertilizer. [6]
The use of phosphate fertilizers has also increased from 9 million tonnes per year in 1960 to 40 million tonnes per year in 2000. ... Potash is produced in Canada, ...
The exact phosphate content of the phosphate rock mined in 2015 is not available, but in the latest five-year period for which ore grades are available, 2009-2013, the grade of US phosphate rock varied from 28.5 to 29.0 percent P 2 O 5. As of 2016, remaining reserves of phosphate rock in the United States totaled 1.1 billion metric tons. [1]
The Trona facility extracts and ships 1.75 million tons of chemicals per year. [3] History ... In 1974 American Potash and Chemical was acquired by Kerr-McGee. [7]
Because one cubic metre of wood (750 kg) only produced 1 kg of potash, this glassworks thus needed around 40,000 cubic metres of wood per year. Even today the names of some settlements still recall the former potash works. For example, two hamlets in the municipality of Mainhardt, Germany, are called Aschenhütte.
The mine will produce 20 million tonnes a year of polyhalite, potash and POLY4 [14] and is expected to be in production for 100 years. [20] Woodsmith Mine has been projected as contributing over £100 billion for the UK economy over a period of 50 years. [21] In August 2017, the 4,900 feet (1,500 m) deep tunnels were being constructed on the site.
The Potash Corporation of Saskatchewan, also known as PotashCorp, ... The year 2016 saw a serious downturn in PotashCorp's earnings and profits. The table at right ...
Intrepid Potash, Inc. (NYSE: IPI), based in Denver, Colorado, is a fertilizer manufacturer. The company is the largest producer of potassium chloride , also known as muriate of potash, in the United States . [ 1 ]