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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.
Professional janitor cleaning grey tiled floor, applying cleaning foam with squeegee during routine maintenance service
Businessman owner and partner discuss operations while inspecting food production line in canned fish factory
sterile icon, health protection, medically sterile, medical cross with clean shiny surface, thin line symbol isolated on white background, editable stroke eps 10 vector illustration
Morning oral hygiene routine, toothbrush,electric toothbrush, floss, toothpaste tube and mouthwash, dental hygiene.

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