Dec 10 32 In occupational settings urine levels provide little or no useful information during the first year of exposure According to the NHANES data healthy young nonexposed nonsmokers in the United States have very low levels of urinary cadmium average cadmium level of 008 181 g/g creatinine levels increase with age to 26 181 g/gm of creatinine Mar 11 32 Igneous rocks are formed through the cooling of molten rock and contain low amounts of cadmium Sedimentary rocks form over long periods of accumulation and contain microscopic amounts of cadmium Both levels of concentration are yet to be proven as harmful but the Russians assure Brussels that even such tiny amounts of cadmium will wreak
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