Sentences with phrase «amount contaminating some water supplies»
In a long - awaited move designed to protect people from cancer, California on Thursday proposed a new health goal for chromium 6 in drinking water that is thousands of times lower than the amount contaminating some water supplies.
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If young and fresh H5N1 contaminated water from low local wells, cisterns, tanks, rain barrels or rice fields is used for water supply the water temperature for infection may be higher (at 24 °C the virulence of influenza viruses amount to 2 days) as in temperate climates (for «older» water from central water supplies cold water is decisive to virulence of viruses: at 7 °C the virulence of influenza viruses amount to 14 days).