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ストック写真ID: 205186884
Chemist on river bank with test tube and water in hands
Chemist in respirator and blue gloves with test tube in hands takes sample of water near lake shore
Male scientist in protective mask and suit writing in clipboard near water outdoors
Two scientists in protective suits and masks examining fish and writing in clipboard outdoors
Sampling from open water. A scientist or biologist takes a water sample. Water sample in a chemical test tube with a pipette.
Closeup of a female scientist examining the liquid contents of a conical flask in the forest. Ecology and environmental pollution concept.
Laboratory assistant in respirator and blue gloves with test tube in hands takes sample of water near lake shore
Ecologist in blue gloves with test tube in hands takes sample of water near lake shore
A scientist in a protective suit and blue gloves, conducts a study on the ground, pours blue liquid from a test tube into a flask
Cropped image of male scientist in latex gloves taking sample of stone by tweezers outdoors
Pest control worker spraying pesticides on street with sprayer
Portrait of pest control worker in respirator looking at camera
Cropped image of pest control worker holding sprayer
Pest control worker in respirator spraying pesticides with sprayer on building wall
Selective focus of female scientist in protective suit and googles holding clipboard in meadow
Male pest control worker in uniform spraying chemicals on bush
