Taking sample to measure the water quality

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Photo credit: © Zoonar/Elmar Gubisch / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: analysis, black, check, control, dirt, dirty, ecosystem, environmental, freshwater, grease, hazardous, health, measure, measurement, meltwater, polluter, pollution, protection, quality, residues, safety, sample, scrap, sediment, sewage, slag, slime, sludge, tap, verification, waste, water