Egy védőruhában és maszkban lévő férfi a környezetre és az élő szervezetekre leselkedő veszély mértékének megállapítása érdekében elvégezte a szennyezett víz gyorstesztjét. - Stock fotó és kép

Scientist in a protective suit and mask, releases into the pond bio plants for reproduction from a Petri dish

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

Scientist in a protective suit and mask, collects biomaterials from the water, for analysis, in a Petri dish

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

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

The scientist, in a protective suit and mask, took a plant with tweezers, for a sample and puts it in a Petri dish, close-up

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 holds a Petri dish with a sample for plants and looks at the reaction in it after adding the reagent, top view

The man checks the duration of the protection of the special suit in the conditions of pollution, putting it on

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

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

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

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

Scientist in yellow protective vest and mask, uniform and gloves, closes the Petri dish, after collecting materials, close-up

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

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 in the hands of a researcher

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

A scientist in a protective suit and mask, at the treatment facilities, looking at the result of the analysis in a test tube, pointing to the light, against the background of water, there is a place for the inscription