Vodní inspektor v ochranném kostýmu a respirátoru, který drží zkumavky a baňku se vzorky vody na řece - Stock fotografie a obrázky

Portrait of asian young doctor or scientist in PPE suite uniform holding his hands While looking ahead. coronavirus or COVID-19 concept isolated white background

Doctor or scientist in PPE suite uniform showing hands on waist over white background.. coronavirus or COVID-19

Asian doctor or scientist in PPE suite uniform covers ears with hands. Danger of coronavirus or COVID-19 concept isolated white background

Asian doctor or scientist in PPE suite uniform. Personal protective equipment suit dropping a blood into blood test tube. coronavirus or COVID-19 concept isolated white background

Researcher standing on the roof of high storey building, wearing white protection suit, gloves and gas mask, looking at the camera, gesturing stop sign

Man in protective antibacterial suit catching virion of coronavirus