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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
Air pollution from car exhaust smoke traffic in the city. Reducing global warming pollution and carbon dioxide from engine combustion.
Ocean pollution. Plastic reuse. Waste management. Environmental contamination. Wet clean empty creased bottles pile on blur teal green blue background.
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.
Middle-aged female laboratory worker wearing blue gloves conducts lab test on food ingredients lettuce, cucumber, pork. Using microscope, she analyzes nutrients, preservatives, food safety records.

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