Tutkija suojapuvussa ja naamiossa, kerää homeen käsittelylaitoksia tutkimaan veden parametreja petrimaljassa - Kuvapankin valokuva ja kuva

Scientist in a protective suit and mask, holding a set of test tubes with water samples treatment facilities, on the background of water, on the right there is a place for the inscription

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

A scientist, in a protective suit, mask and gloves, takes a liquid from the river in test tubes, for a sample, against the background of a drainpipe

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

A man in a protective suit takes soil samples into a Petri dish from the sewage treatment plant

Laboratory worker takes samples from the bottom of the lake

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

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

A man in a protective suit and mask photographs the area after a man-made accident on a mobile phone to provide a report

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 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

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

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 a mask in a gutter pours a reagent from a flask into water to study the level of 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 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