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This paper shows laboratory researches in order to extract arsenic and cadmium from the polluted soils. Research is based on preliminary studies regarding the usage of microorganisms which were selected from the same sampling points of soil assays for decontamination of soil polluted with heavy metals (As and Cd). The soil samples are subjected to the cleaning process with different extraction solutions (9K medium and chemical solutions) stirred 200 rpm for 72 hours at a controlled temperature (32 пїЅC). During th...