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Scientist check chemical food residues in laboratory. Control experts inspect quality of fruits, vegetables. lab, hazards, ROHs, find prohibited substances, contaminate, Microscope, Microbiologist
Environmental researchers investigate the condition of canal water for toxic spills, river waste water sampling, Asian researchers collect water samples in farmland for research and development.
Transparent mountain Jovet lakes reflects surrounding rocky peaks and green slopes under clear blue sky in Les Contamines-Montjoie, Mont Blanc massif
Waste water sewage from a pipe into the river. Water pollution, environment contamination concept
Contaminated water sits on the ground where green grass grows in an abandoned area. Trash can be seen nearby, marking the pollution site during daylight.

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3D guy throwing paper in the bin - isolated over a white backgroundImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/3d-guy-throwing-paper-bin-isolated-102816203">Image used under license from Freestock.com</a>
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