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Pipes , instruments and valves on blue work table.

taking time when making mixtures to obtain fungi and bacteria

Scientist used chemical solution and lab testing for water quality or ph meter in laboratory ,research and science concept

The mini aquarium has corals

Glass hang-on CO2 aquarium drop checker for monitoring optimal carbon dioxide amount in planted tank.

Man cleaning reef tank with siphon.

vintage pager on a busy desk, symbolizing hectic work life and essential communication in a hospital setting

Close-up of stirring blue liquid at beaker in laboratory.

Close up of hands adding water to fill freshwater aquarium. Fish tank maintenance.

Details of the periodic table that shows different chemical elements samples.

View of hydrostatic test of pressure cylindrical tank or pressure vessel and safety valve (check valve) and manometer.

Female scientist in uniform and gloves pouring chemical solution into test tubes while working in lab doing research.

Personal H2S Gas Detector,Check gas leak. Safety concept of safety and security system on offshore oil and gas processing platform, hand hold gas detector.

Tilt-Shift indoor top view close-up of a volumetric drinking water meter in a typical dusty and dirty Dutch indoor meter cupboard, reading the water usage in m3

Aquarium thermometer temperature in tropical fish aquarium

Programming pressurized water softeners in a home shed

Pharmaceutical scientist working in an aspeptic or sterile or clean room

Colorful exotic fish swimming in deep blue water aquarium with green tropical plants.

Western blot analysis use as protein analysis for protein detection. This technique use in medical or research laboratory. Also, the method detect HIV infection and cancer biology.

Side view of a blonde female scientist wearing a lab coat, working in her laboratory and conducting diverse experiments using scientific tools at her disposal

The box container part on the conveyer belt from injection process. The food container box products from plastic processing.

Thermometer in aquarium measuring water in fish tank

Pressure gauge shows the pressure in the reverse osmosis system.

Reef tank.

Female scientists wearing Chemical protective suites and PPE collect samples of toxic water to test by mobile lab test, examining wastewater from Industrial, and environment

Close up of working device for enriching water with oxygen. the process of water purification from harmful impurities and dirt. Moving air bubbles in a transparent vessel.

Electromagnetic flowmeter detector and water pipeline

Hand of unrecognizable scientist is experimenting with chemicals in front of white background. Hand is holding laboratory flask with liquid in it.

Goldfish in a daylight water tank (aquarium)

Engineer in control room

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