Taking sample to measure the water quality

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Photo credit: © Zoonar/Elmar Gubisch / Alamy / Afripics
License: Licensed
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Keywords: analysis, black, check, contaminated, contamination, control, dirt, dirty, environmental, filth, fresh, grease, hazardous, health, measure, measurement, measuring, melt, pollute, polluted, polluter, pollution, protection, quality, residues, sample, seawater, sediment, separation, sewage, slag, slime, sludge, spring, tap, uncleanliness, vein, waste, wastewater, water, watercourse, wet