An Environmental Laboratory Specialist In A Protective Suit Lids A Glass Container With A Soil Sample For Research Stock Photo

An environmental laboratory specialist in a protective suit and mask holds a case with a mobile laboratory in his hands and goes

Environmental laboratory specialist came to the object in a protective suit and mask in his hands holding a briefcase with

Environmental laboratory specialist in protective suit and mask talking on the phone and pointing at emergency site

Environmental laboratory specialist in protective suit and mask took a sample of water in a test tube for research, close-up

An environmental laboratory specialist in a protective suit and a mask in a gutter pours a reagent from a flask into water to

An environmental laboratory specialist in a protective suit and mask stands in the water and measures the level of pollution with