Water Testing

Water Testing

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Credit: GREGORY K. SCOTT/SCIENCE PHOTO LIBRARY

Caption: A water sample taken through the ice is being tested for oxygen levels. A solution added to the sample reacts with the oxygen in the water, turning the sample blue. The sample is then compared to a scale of known values to determine the degree of dissolved oxygen in it.

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Keywords: acidity of water, chequamegon national forest water, oxygen level of water, taylor county water, testing kit, water acidity, water oxygen level, water sample, water sampling, water study, water test, water testing, water testung kit, wisconsin water

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