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    Woman in a black swimsuit — Stock Photo
    Woman in a black swimsuit
    Agronomy technician pouring water in soil samples. — Stock Photo
    Agronomy technician pouring water in soil samples.
    France, New Aquitaine, Arcachon Bay, La Teste de Buch, Bordes salt marsh, installation for 'Chasse la tonne' (Duck hunting) — Stock Photo
    France, New Aquitaine, Arcachon Bay, La Teste de Buch, Bordes salt marsh, installation for 'Chasse la tonne' (Duck hunting)
    Scientist hand sampling water in test tube for quality testing. — Stock Photo
    Scientist hand sampling water in test tube for quality testing.
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    Close-up of examination of soil samples in agrochemical laboratory. — Stock Photo
    Close-up of examination of soil samples in agrochemical laboratory.
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    Person with her feet in pool — Stock Photo
    Person with her feet in pool
    Female scientist in white coat taking notes in soil testing laboratory. — Stock Photo
    Female scientist in white coat taking notes in soil testing laboratory.
    Water department engineer standing in chemical treatment room — Stock Photo
    Water department engineer standing in chemical treatment room
    Woman in a black swimsuit — Stock Photo
    Woman in a black swimsuit
    Lab chemist collecting a small amount of liquid with a dropper — Stock Photo
    Lab chemist collecting a small amount of liquid with a dropper
    Woman biologist in white coat pouring liquid from test tube into labelled containers with soil. — Stock Photo
    Woman biologist in white coat pouring liquid from test tube into labelled containers with soil.
    Water department engineer standing in chemical treatment room — Stock Photo
    Water department engineer standing in chemical treatment room
    Lab chemist placing a sample slide on a microscope stage — Stock Photo
    Lab chemist placing a sample slide on a microscope stage
    Water department technician using flow rate sensor — Stock Photo
    Water department technician using flow rate sensor
    Hands of scientist in laboratory mixing samples of soil with reagent. — Stock Photo
    Hands of scientist in laboratory mixing samples of soil with reagent.
    Lab technician opening sterilization tank — Stock Photo
    Lab technician opening sterilization tank
    Close-up of examination of soil samples in agrochemical laboratory. — Stock Photo
    Close-up of examination of soil samples in agrochemical laboratory.
    Water treatment engineer in treatment room — Stock Photo
    Water treatment engineer in treatment room
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil. — Stock Photo
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil.
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil. — Stock Photo
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil.
    Woman dipping her hand in a river, Bulgaria — Stock Photo
    Woman dipping her hand in a river, Bulgaria
    France, Arcachon Bay, sea at high tide — Stock Photo
    France, Arcachon Bay, sea at high tide
    Female biologist in white coat pouring water into test tube with dissolved samples of soil in laboratory. — Stock Photo
    Female biologist in white coat pouring water into test tube with dissolved samples of soil in laboratory.
    Lab technician picking up samples — Stock Photo
    Lab technician picking up samples
    Woman dipping her hand in a river, Bulgaria — Stock Photo
    Woman dipping her hand in a river, Bulgaria
    Female scientist in white coat taking notes in soil testing laboratory. — Stock Photo
    Female scientist in white coat taking notes in soil testing laboratory.
    Water department engineer standing in chemical treatment room — Stock Photo
    Water department engineer standing in chemical treatment room
    Lab chemist placing paper filter for sample testing — Stock Photo
    Lab chemist placing paper filter for sample testing
    Female biologist in white coat pouring water in soil sample. — Stock Photo
    Female biologist in white coat pouring water in soil sample.
    Person hand filling test tube with tap water. — Stock Photo
    Person hand filling test tube with tap water.
    Female scientist in laboratory looking at glass flask with dissolved samples of soil. — Stock Photo
    Female scientist in laboratory looking at glass flask with dissolved samples of soil.