A védőruházat és a maszk laboratóriumi szakértője zöld reagenssel a kezében tart egy flaskát, és vizsgálatot végez káros szennyeződések jelenlétének kimutatására egy tóban - Stock fotó és kép

A man in a protective suit and mask, against the drainpipes, holding a tube of green liquid

A man in a protective suit and mask holds in his hands a flask with green liquid on the background of sewage pipes coming out from the factory

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

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

A man in protective clothing, looking at a tube of blue liquid, against the drainpipes

Laboratory assistant in a special protective suit in the open air measures the level of environmental 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

A specialist in a protective suit, is measuring the device, holding it in his hands, against the background of cleaning pipes

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 holds a flask of green liquid in his hands and shows his thumb up on the background of sewage pipes coming out from the factory

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 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 conducts an express test of contaminated water to identify the level of danger to the environmental environment and living organisms

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

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, top view

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