The fermentation of parakari involves the use of an amylolytic mold (Rhizopus), and it is the only known fermented drink to be produced by the indigenous peoples of the Americas that involves the use of an amylolytic process.
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Lethem, the regional capital of the Upper Takutu-Upper Essequibo region, is situated 180 km north west of Aishalton; and Dadanawa Ranch is located approximately halfway between these two centres.
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The supply of electricity to the hospital has been limited to three hours per day since the hospital generator provided by Remote Area Medical ceased to work in 2008.
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According to a report in Stabroek News that was based on interviews with hospital staff members, Aishalton District Hospital suffers from limited resources and a number of other problems.
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Patients with serious conditions have to be transferred to hospitals in either Lethem or Georgetown, but the hospital also struggles with a lack of transportation and reliable transport routes.