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Closeup of a glass being filled with tap water in a kitchen.
Environmental engineers inspect water quality,Bring water to the lab for testing,Check the mineral content in water and soil,Check for contaminants in water sources.
Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid
Listeria monocytogenes bacteria, a genus of gram-positive, rod-shaped bacteria, parasites in mammals. Listeria monocytogenes bacterium, human pathogens, bacterial disease, listeriosis infection, 3D
covid-19, coronavirus outbreak, virus floating in a cellular environment , coronaviruses influenza background, viral disease epidemic, 3D rendering of virus, organism illustration, virus seen micro

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