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Environmental Engineers Inspect Water Quality, pH Test and Take Water sample notes in The Field Near Farmland, Fish Pond, Natural Water Sources that may be Contaminated by Suspicious Pollution Sites.
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Cleaning home table sanitizing kitchen table surface with disinfectant spray bottle washing surfaces with towel and gloves. COVID-19 prevention sanitizing inside.
An ecologist in a green jacket sitting aside water try to scoop the water in a glass tube to examination the quality of the water.

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