Un hombre en un traje protector y un respirador en gafas realiza un análisis expreso al aire libre en un área desfavorable - Foto e imagen de stock

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

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

The scientist, in a protective suit and mask, on the background of sewer pipes, holding test tubes with liquid materials for the sample

Specialist in a protective suit reports by phone on the results of an environmental study, rear view

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 special protective clothing against chemical contamination measures the level of pollution with the help of instruments

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

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

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 took a soil sample from the bottom of the river into a Petri dish

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

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

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

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

Environmental specialist in a protective suit and mask talking on the phone and recording a work plan at the facility

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 special protective clothing and a mask draws water from a river into a flask after discharges into the river, checking the river for environmental friendliness