Ένας άνδρας με προστατευτική στολή κρατά ένα τρυβλίο Petri με ένα δείγμα για φυτά και εξετάζει την αντίδραση σε αυτό μετά την προσθήκη του αντιδραστηρίου, πλευρική όψη στο φόντο του ποταμού - Φωτογραφίες & Εικόνες Αρχείου

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

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

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

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 biomaterials from the water, for analysis, in a Petri dish

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

Laboratory worker takes samples from the bottom of the lake

Terrorist in a protective suit and gloves, pours liquid from a glass tube with poison, for infection, in reservoirs

A scientist in a gray protective suit and mask, pours a green liquid from a flask into a test tube, against the background of green nature, there is a place for the inscription

Mobile laboratory specialist in a protective suit does a water analysis on the river bank

Worker in a suit with protection from polluted environment measures radiation with a special device

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

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

A specialist in a protective suit and mask, with a suitcase, is measuring the device, holding it in his hands, on the pond

A man in a protective suit stands in a river and pours water from a test tube into it with a reagent to analyze the level of pollution

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

A specialist in a protective suit holds a suitcase with equipment in his hands and measures the level of water pollution in the river with a special device