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Environmental Engineers Take Water Samples Into Bottles at Rotten Smelly Pond Water Sources, May Be Contaminated by Toxic Waste or Suspicious Pollution Sites.
A male and female biologist are analyzing water test results and collecting samples for examination.
Portrait Construction project engineer with safety uniform read blueprint drawing work in huge pipe, water tunnel project
High angle view of biologist in protective suit taking samples of rocks outdoors
Asian airport worker wearing reflective clothing labeling cargo with stickers.
Pretty smiling young mining surveyor woman stands by geodetic total station in the tunnel of metro under construction
Workers resting on construction site
Water Sampling
Crushed stone quarry machine from above.
A large Bucket Wheel Excavator being repaired in a lignite pit mine
Kerkrade, the Netherlands, - April 12, 2015. Construction and digging for an main sewage system, related to a new highway in the country.
Thai constrcution worker is installing new pipe and sewage on road in Bangkok Uptown in residential district of Bangkok Chatuchak. Scene is in street Ratchadaphisek 32. Man is standing inside of hole for pipe and he is connecting elements of metal pipe. Another person is standing at left side and is watching. At right side is a small digger
Chemical worker or technologist in yellow protection suit and gas mask making sulfuric acid for industry.
Don't forget to read the sign
Scientist in protective workwear standing on the rocks and taking samples in flask outdoors
On February 22, 2024, on a cloudy day, at a construction site in Shuangliu District, Chengdu City, Sichuan Province, a middle-aged male worker was carrying and sorting out excess iron sheets and iron bars.
The gravel pit
Scientist or Biologist wearing PPE protection analyze the waste water from industrial
Male chemical engineer doing inspection work at a chemical storage tank on the seaside.
Cut out man in protective workwear examining radioactive ruined building.
Forest inspector checks the quality of planting spruce seedlings.
Young engineer with protective helmet examines a rock at quarry
A civil engineer in coverall uniform is holding a with safety hardhat helmet on construction site background. Ready to working at the unsafe workplace concept scene, selective focus.
Workers working on cement at construction site
Otopeni, Romania - February 19, 2020: Romanian Army soldiers measure the ground for a campaign mobile hospital (ROL 2) to treat Covid-19 patients, in the perimeter of the National Institute of Gerontology 'Ana Aslan', 20 km north from Bucharest.
Construction Worker Cutting Steel Process With Sparks Fly From Gas Cutting Machine
Neutralization of anti-personnel mines soldier.
Old Industrial piping in progress of repair and maintenance, industrial and factory concept
Free Images: "bestof:Explosive Ordnance Disposal Technician 1st Class Ethan Kegley inspects a detonation site after detonating unexploded ordnance item at the demo range in Djibouti"
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US_Navy_070812-N-6794Z-001_Explosive_Ordnance_Disposal_Technician_1st_Class_Brian_Franke,_attached_to_Explosive_Ordnance_Disposal_Mobile_Unit_(EODMU)_11,_Company_3-15,_lifts_a_robot_from_the_trunk_of_a_humvee_in_preparation_for.jpg
US_Navy_070812-N-6794Z-006_Explosive_Ordnance_Disposal_Technician_1st_Class_Ed_Hart,_attached_to_Explosive_Ordnance_Disposal_Mobile_Unit_(EODMU)_11,_Company_3-15,_readies_his_equipment_before_a_mission.jpg
US_Navy_070816-N-6794Z-004_Explosive_Ordnance_Disposal_Technician_1st_Class_Scott_Crawford_prepares_the_C-4_charge_he_will_use_to_destroy_an_improvised_explosive_device_during_operations_on_Main_Supply_Route_Tampa.jpg
US_Navy_090209-N-7571S-002_Explosive_Ordnance_Disposal_Technician_1st_Class_Bill_Pattersons_raised_into_an_HH-60H_Sea_Hawk_helicopter.jpg
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