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Chemical Mixtures More Toxic Than Sum of Their Parts
A new study from the University of California Berkeley found that combinations of low doses of toxic chemicals can be more harmful than any of the chemicals alone, suggesting that the vacuum EPA and other government agencies study individual chemicals' toxicity in does not mirror conditions in the real world. The study gave a cocktail of agricultural pesticides commonly found in runoff water to frogs. Although each chemical was at levels 10 to 100 times below safety standards, the mix created significant harmful health effects.