Full Shot Of Environmental Specialists In Protective Uniform Collecting Material With Water Samples From Polluted Area For Further Quality Control TestÂ
Full shot portrait of two ecologists in protective uniform doing quality control test of polluted water in one of hazardous industrial cities
Full shot of female colleagues in protective costumes collecting data for quality control test of polluted water and soil with black hills of dust and waste in background
Full shot of one ecology expert collecting material for wastewater quality control and another making notes in laptop analyzing situation in most polluted industrial town
Tilting-up medium close up of ecologist in protective uniform getting soil to test tube for further soil contamination testing in polluted dangerous zone
Professional ecologist in protective coverall, respiratory mask and gloves collecting water sample into test tube from polluted gulf
Two ecologists in protective coverall suits and respiratory masks collecting samples of lake water in polluted area into test tube
Diverse multiethnic scientists in protective uniforms examining quality of water and level of contamination, holding test tubes with samples of polluted mountain river water during outdoor research.
Full shot of two ecologists in protective uniform collecting material for water polluting analysis making notes on laptop sitting near waterside of polluted area
Ecologist wearing protective coverall, rubber boots and respiratory mask crouching on polluted shore, collecting sample of soil and examining test tube
Close-up of female ecologist collecting material from toxic polluted water and soil with tweezers placing it to test tube at industrial danger area
Milk testing in lab flask. Food quality control. Quality control dairy products. Analysis of milk sample in laboratory. Food quality test
Professional black male scientist biologist in protective workwear analyzing biohazard danger and controlling environmental contamination, sampling polluted mountain river water into test tube.