Bilim adamı koruyucu bir giysi, maske ve eldiven giymiş olarak nehirden bir örnek için sıvıyı aldı ve kanalizasyon borusuyla onun rengini karşılaştırdı. - Stok Fotoğraf ve Görsel

A man in a protective suit takes a sample of water from the river after the release of chemical waste

Side view of a man in a protective suit and mask holding a test tube and a pipette with test water on the river after an outdoor accident

Environmental specialist in a protective suit and mask took a sample of wastewater water to study the level of pollution

Scientist in protective clothing, with a suitcase enters the drain pipe

Scientist in a protective suit and mask, collects mold treatment facilities to study the parameters of water in a Petri dish

A specialist in a protective suit and mask, is measuring the device, holding it in his hands, on the pond, there is a place for the inscription

The workers hands in white gloves, carry a cart, on the repair section of the road

The scientist, in a protective suit, mask and gloves, takes the liquid from the river in test tubes, for a sample

A man in a protective suit and mask took a soil sample from the bottom of the river into a Petri dish

Environmental laboratory specialist in protective suit and mask in a gutter pours water into a flask to study the level of pollution, close-up

Environmental biologist in a protective suit and mask examines water from the river for viruses

A man in a protective suit and a respirator against bacteria and viruses sits by the river next to a mobile laboratory for research

A man in a protective suit and mask with a special device checks the level of air pollution

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

A man in a protective suit holds a Petri dish with a sample for plants and looks at the reaction in it after adding the reagent, side view against the background of the river

A man in a protective suit and mask crawls out of the sewer after research

A man in a protective suit and mask holds a suitcase with equipment and a tablet in his hands to record research results