Le scientifique, portant une combinaison de protection, des gants et un masque, a pris le liquide de la rivière, dans des éprouvettes, et écrit les résultats dans un cahier - Photo & image de stock

The scientist, wearing a protective suit and mask, took the liquid from the river, in test tubes, and writes the results in a notebook

Specialist, in a protective suit, mask and gloves, working with toxic substances, records the results of a sample of liquid from the river, on a sheet on a tablet

The scientist, in a protective suit and mask, writes down the results of the sample from the river in a notebook, next to a mobile phone and test tubes with liquids

The employee of the chemical laboratory in special clothes writes in a notebook the result of his observations at the place of work

A man in a protective suit records research on environmental pollution after a man-made disaster

A specialist, in a protective suit and gloves, working with toxic substances, records the results of a sample of liquid from the river, on a sheet on a tablet, against the background of cleaning pipes

A scientist in a gray protective suit and mask, on a pond, holding test tubes and a flask of blue and green liquid

Scientist in a protective suit and mask, collects materials from the pond in a Petri dish

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

Close-up of a Petri dish with a sample of plants from a river into which a reagent for express research is poured from a test tube

A man in a protective suit holds a test tube in his hands with a green reagent for conducting water analysis against the background of the river

A man in a protective suit and mask keeps records in a report on the situation at the scene of an environmental accident

A man in a protective suit and mask with a mini laboratory conducts an express test of water for harmful impurities in a river flowing near the plant

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

A man in a protective suit and mask conducts an express test of contaminated water to identify the level of danger to the environmental environment and living organisms

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 a respirator in goggles holds in his hands test tubes with reagents and test samples in the open air in an unfavorable area on the river