female ecologist or infectious disease specialist anxiously examines a test tube with water from a city river

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Size: 6000px × 4000px
Photo credit: © Evgeny Haritonov / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: analysis, biochemist, biohazard, biological, bulb, city, collector, control, disease, drains, ecologist, environment, environmental, environmentalist, epidemic, epidemiologist, expert, female, flask, groundwater, hazard, infection, infectious, inland, laboratory, person, pollution, pond, purity, quality, researcher, river, sample, sanitary, sewer, specialist, takes, test, tests, tube, underground, water, woman