By which method/process is sulphur obtained f | vedclass

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(C) Sulphur is extracted from underground deposits in the earth's crust using the $Frasch$ process.In this method,superheated water $(170 \ ^\circ C)$

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Frasch's method

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(C) Sulphur is extracted from underground deposits in the earth's crust using the $Frasch$ process.In this method,superheated water $(170 \ ^\circ C)$ is pumped into the sulphur deposit to melt it.The molten sulphur is then forced to the surface by compressed air.$Contact$ process is used for the manufacture of sulphuric acid.$Haber's$ process is used for the production of ammonia.$Oswald's$ process is used for the production of nitric acid.

By which method/process is sulphur obtained from the earth's crust?

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