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    Microbiology technician working with bacteria strains in plastic box. — Stock Photo
    Microbiology technician working with bacteria strains in plastic box.
    Close-up of scientist holding blood testing microtubes. — Stock Photo
    Close-up of scientist holding blood testing microtubes.
    Technician examining machine at industrial factory — Stock Photo
    Technician examining machine at industrial factory
    Athlete in oxygen mask riding exercise bike with measuring of oxygen consumption. — Stock Photo
    Athlete in oxygen mask riding exercise bike with measuring of oxygen consumption.
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    Female hands testing blood sample — Stock Photo
    Female hands testing blood sample
    Elementary age boy in ophthalmology glasses while eye examination in clinic. — Stock Photo
    Elementary age boy in ophthalmology glasses while eye examination in clinic.
    Microbiology technician working with bacteria strains in petri dish. — Stock Photo
    Microbiology technician working with bacteria strains in petri dish.
    Man testing VR glasses on dark background — Stock Photo
    Man testing VR glasses on dark background
    Close-up of tube and syringe in hematology laboratory with scientist in background. — Stock Photo
    Close-up of tube and syringe in hematology laboratory with scientist in background.
    Close up mid section view of man working in a microbrewery, checking green glass bottles of beer ready for delivery. — Stock Photo
    Close up mid section view of man working in a microbrewery, checking green glass bottles of beer ready for delivery.
    Engineer holding dial calipers over blueprints on table. — Stock Photo
    Engineer holding dial calipers over blueprints on table.
    Medical samples — Stock Photo
    Medical samples
    Female patient at eye examination in ophthalmology clinic. — Stock Photo
    Female patient at eye examination in ophthalmology clinic.
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter. — Stock Photo
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter.
    Female patient beside digital mammography unit — Stock Photo
    Female patient beside digital mammography unit
    Police evidence including finger print, DNA swab and results. — Stock Photo
    Police evidence including finger print, DNA swab and results.
    Female doctor putting headphones on boy having hearing test. — Stock Photo
    Female doctor putting headphones on boy having hearing test.
    Close-up of female scientist taking notes in soil testing laboratory. — Stock Photo
    Close-up of female scientist taking notes in soil testing laboratory.
    Electrician repairing switchbox in hospital. — Stock Photo
    Electrician repairing switchbox in hospital.
    Scientist hands holding urine sample in container and chart, studio shot. — Stock Photo
    Scientist hands holding urine sample in container and chart, studio shot.
    Technician operating machine at industrial meat factory — Stock Photo
    Technician operating machine at industrial meat factory
    Mature woman testing blood pressure with machine. — Stock Photo
    Mature woman testing blood pressure with machine.
    Female patient beside digital mammography unit — Stock Photo
    Female patient beside digital mammography unit
    Female audiologist putting headphones on boy having hearing test. — Stock Photo
    Female audiologist putting headphones on boy having hearing test.
    Attentive male worker working in glass factory — Stock Photo
    Attentive male worker working in glass factory
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.
    Woman's hand holding a positive pregnancy test — Stock Photo
    Woman's hand holding a positive pregnancy test
    Researcher preparing samples of donated blood for analysis. — Stock Photo
    Researcher preparing samples of donated blood for analysis.
    Medical samples — Stock Photo
    Medical samples
    Close-up of man testing temperature of beer in wort while making beer at home brewery — Stock Photo
    Close-up of man testing temperature of beer in wort while making beer at home brewery
    Woman undergoing ophthalmology visual field testing with A-scan ultrasound biometry. — Stock Photo
    Woman undergoing ophthalmology visual field testing with A-scan ultrasound biometry.
    Preteen girl breathing into peak flow meter and looking at nurse. — Stock Photo
    Preteen girl breathing into peak flow meter and looking at nurse.
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic. — Stock Photo
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic.
    Man testing temperature of beer in wort while making beer at home brewery — Stock Photo
    Man testing temperature of beer in wort while making beer at home brewery
    African American man worker working in a brewery, inspecting the bottles at a conveyor belt. Manufacturing and beer brewery. — Stock Photo
    African American man worker working in a brewery, inspecting the bottles at a conveyor belt. Manufacturing and beer brewery.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    African American man worker working in a brewery, inspecting the bottles at the factory. Manufacturing and beer brewing. — Stock Photo
    African American man worker working in a brewery, inspecting the bottles at the factory. Manufacturing and beer brewing.
    Modern special equipment using for mammography — Stock Photo
    Modern special equipment using for mammography
    Senior man exhaling into peak flow reader. — Stock Photo
    Senior man exhaling into peak flow reader.
    Boy having a hearing test in an audiologist's office. — Stock Photo
    Boy having a hearing test in an audiologist's office.
    Lab technician carrying cell-based testing kit in bioengineering laboratory. — Stock Photo
    Lab technician carrying cell-based testing kit in bioengineering laboratory.
    Ophthalmologist examining patient with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining patient with slit lamp in clinic.
    Ophthalmologist using auto refractometer eye examination equipment on boy in clinic. — Stock Photo
    Ophthalmologist using auto refractometer eye examination equipment on boy in clinic.
    Portrait of smiling technicians examining machine at factory — Stock Photo
    Portrait of smiling technicians examining machine at factory
    Female patient undergoing patch test in allergy clinic. — Stock Photo
    Female patient undergoing patch test in allergy clinic.
    Assorted disposable plastic pipette tips and sample tubes. — Stock Photo
    Assorted disposable plastic pipette tips and sample tubes.
    Mid section of man working at a microbrewery inspecting a glass of beer, checking its color, with vats in the background. — Stock Photo
    Mid section of man working at a microbrewery inspecting a glass of beer, checking its color, with vats in the background.
    Ophthalmologist examining patient with slit lamp and magnifying lens. — Stock Photo
    Ophthalmologist examining patient with slit lamp and magnifying lens.
    Female engineer in clean suit using equipment in fiber optics research and testing laboratory — Stock Photo
    Female engineer in clean suit using equipment in fiber optics research and testing laboratory
    Female biologist in white coat pouring water in soil sample. — Stock Photo
    Female biologist in white coat pouring water in soil sample.
    Lab chemist collecting a small amount of liquid with a dropper — Stock Photo
    Lab chemist collecting a small amount of liquid with a dropper
    Researcher using a light microscope for studying tube containing blood sample. — Stock Photo
    Researcher using a light microscope for studying tube containing blood sample.
    Electrician repairing switchbox in hospital. — Stock Photo
    Electrician repairing switchbox in hospital.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Woman taking her own blood sugar — Stock Photo
    Woman taking her own blood sugar
    Caucasian man wearing high visibility vest, working in a microbrewery, checking dark glass bottles of beer on a conveyor belt. — Stock Photo
    Caucasian man wearing high visibility vest, working in a microbrewery, checking dark glass bottles of beer on a conveyor belt.
    Test tubes with urine samples for analysis, studio shot. — Stock Photo
    Test tubes with urine samples for analysis, studio shot.
    Violin maker in workshop playing an instrument — Stock Photo
    Violin maker in workshop playing an instrument
    Police evidence including finger print, DNA swab and results. — Stock Photo
    Police evidence including finger print, DNA swab and results.