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Scientist chemist holding in his hands flask with oil in chemical laboratory closeup. Quality control of composition of petroleum products concept
environmentalist use a chemical flask to collect the samples of toxic water for testing and check with quality of water from industrial
Latin Engineer closely inspecting industrial facility
A woman is doing chemical testing in the laboratory
at sea, on board ship - december 21, 2022 : crew member of commercial cargo ship performing deck maintenance work while chipping and buffing at poop deck of ship using a grinder buffing machine
Wind-turbine, offshore, worker, climbing, sun, big, deck, vessel
Man checking radiation with geiger counter
Female Latin American foreperson doing quality control on a stock of barrels at a chemical plant
Instrument technician is take standard gas for the job calibrate or function check of personal gas tester or gas detector.
Environmental Engineers examining the quality of wastewater at the storage Treatment Plant with the mobile laboratory
Seattle, United States - 12 13 2020: Close up view on crew member with orange jacket and white helmet secured with harness to metal railing checking aft hook on life boat fixed in container vessel.
Close-up of a young research scientist wearing protective glasses using a pipette to place samples in a small beaker behind safety glass in a laboratory
Close view of the crude oil tanker's engine room.
Aviation fuel being pumped into wing tank of a small airplane
Chemists researching with marine sampling bottles on vessel
Haugesund Harbour and harbour side buildings, Norway. This is a close up of a seamen painting a coaster vessel moored in the harbour.
Analysis of Dissolved Oxygen(OD),BOD and Alkalinity in Laboratory.
A profile view of a young adult male lab technician wearing safety glasses as he pours a powdered chemical from the mortar into a glass beaker.
Water analysis operator wearing PPE sample and audit water from the water treatment plant, industrial and environment concept
Specialist Fire fighter and Rescue wearing fire protector for rescue for extinguishing
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.
Unrecognizable person in a military laboratory
Chemists analyzing samples with oceanographic bottles on ship
African / Zambian Factory Lab technician inspecting on LAB Factory
A worker at work in the engine room of a ferry.
Industrial climber, rope access technician climbing on ladder on gigantic offshore wind turbine with sun behind him from passenger ship deck and another technicians checking him. Borkum riff Grund, germany.
the scientist's hand holds a flask and pours the sample into a test tube with dripping black liquid into the test tube. Chemical laboratory, research and development concept . High quality photo
Testing the quality of water in the industrial estate's drainage sources by biologists using experimental kits.
Deck officer using radio on the deck of oil tanker.
Hand of unrecognizable scientist is experimenting with chemicals in front of white background. Hand is holding laboratory flask with liquid in it.
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