A single lab analyst failed to follow calibration requirements for assessing surface and groundwater samples, raising doubts about the accuracy of water pollution tests in certain pockets of Minnesota.
Jeremy Olson, Minneapolis Star Tribune
Tue, 09/08/2015 - 1:21pm
A single lab analyst failed to follow calibration requirements for assessing surface and groundwater samples, raising doubts about the accuracy of water pollution tests in certain pockets of Minnesota.