Científico en un traje de protección y guantes, verter líquido azul de un tubo de ensayo en un frasco, sobre el fondo del río - Foto e imagen de stock

Laboratory assistant in a protective suit and mask performs an express analysis at the site of contamination of the reservoir

A scientist in a protective suit and mask, takes a sample of liquid from the reservoir into test tubes

Scientist, in a protective suit and mask, pours liquid from a test tube into a flask, for testing water, against the background of pipes

A man in a protective suit does an express test-tube test on the river bank

Scientist in a protective suit, collects a sample of water in a flask with a blue liquid, close-up, there is a place for the inscription

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

Specialist conducts soil and air research with the help of a mobile laboratory

A specialist in a protective suit and respirator analyzes the water in the river near the existing plant, using a flask and a pipette

A man in a protective suit and mask performs an express test for water pollution from a river

A man in a protective suit and mask holds a test tube and a pipette with test water on the river after an accident

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

A man in a protective suit and mask looks away holding a flask with express test

A man in a protective suit takes soil samples into a Petri dish from treatment facilities, close-up

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 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 holds a petri dish with a sample for research and took off his glasses to look forward