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Ecologist in suit, gas mask holding test tube with blue liquid while studying burnt grass and soil on scorched territory with biohazard sign. Environmentalist doing laboratory test in field after fire
Member of biohazard team of emergency medical service in protective suit against ambulance and firefighters.
Stop COVID-19. Top view of an unrecognizable person in white chemical protection suit doing disinfection and spraying of public areas to stop highly contagious corona virus. Copy space provided.
Biohazard sign of covid 19. Concept of epidemic virus and quarantine for public health to protect from infections and outbreaks.
Waist up portrait of male scientist wearing biohazard gear holding test tubes while working on research in bio lab, copy space

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