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Renaissance of the Saudi national economy, large and huge warehouses and tanks, factories and plants in the Kingdom of Saudi Arabia, the concept of petroleum engineering in the Arab Gulf countries, oil and gas refinery, petrochemical industries and projects
The concept of gas production in the Kingdom of Saudi Arabia, Saudi jobs and professions, following up on the progress of work in factories, a close-up photo from the back of a Saudi Gulf Arab engineer wearing a helmet and a protective vest standing between pipelines at sunset, background of an oil refining plant
Quality of petroleum production plants and equipment, large industrial facilities, oil and gas refineries, petrochemical projects contributing to the renaissance of the Saudi national economy, oil factories in the Kingdom of Saudi Arabia, lighting towers and metal structures with a view of the sky at dawn
Quality of oil production plants and equipment, adoption of modern techniques and technology in gas production in the Kingdom of Saudi Arabia, cartoon drawings of a Saudi Gulf Arab engineer wearing a protective helmet, following up on the progress of factory work, engineering professions and jobs, petrochemical industrial projects
Work in the field of petroleum engineering, oil and gas refining plants in the industrial zone in Saudi Arabia, extracting underground resources from the sea, petrochemical industries and projects in the Kingdom, huge machines and heavy equipment used in oil exploration, Saudi economic growth and progress.
Saudi jobs and professions, the concept of gas production in the Kingdom of Saudi Arabia, a picture of an Arab Gulf woman wearing a white coat following the progress of the factory’s work via a laptop, an oil refinery background
Steel pipelines and cables, quality of petroleum production plants and equipment, large industrial facilities, petrochemical projects contributing to the renaissance of the Saudi national economy, oil factories in the Kingdom of Saudi Arabia, metals and chemicals industries
Factories and laboratories of the Kingdom of Saudi Arabia, oil and gas refining plant at night, Dukhan refinery laboratories, petrochemical industries and projects, huge and large warehouses, industrial engineering and equipment.
Petrochemical industries and projects, steel pipelines and cables, oil and gas refining plant in the industrial area, factories and plants in Saudi Arabia, large and huge warehouses, industrial engineering and equipment
Oil and gas refinery, lighting towers and metal structures, oil factories and plants in the Kingdom of Saudi Arabia, the concept of petroleum engineering in the Gulf countries, petrochemical industries and projects, the renaissance of the Saudi national economy, large and huge warehouses and tanks
Monitoring and troubleshooting the workflow in factories, the concept of gas productivity in the Kingdom of Saudi Arabia, Saudi engineering professions and jobs, a picture from the back of Saudi Gulf Arab engineers wearing helmets and protection vests walking in an oil refinery factory
Renaissance of the Saudi national economy, lighting towers and metal structures at night, oil factories and laboratories in the Kingdom of Saudi Arabia, oil and gas refineries, the concept of petroleum engineering in the Gulf countries, large and huge warehouses and tanks, petrochemical industries and projects
Oil factories in the Kingdom of Saudi Arabia, the quality of machinery and equipment in the plants that extract oil wealth from the depths of the seas, the concept of petroleum engineering in the Gulf countries, oil and gas refinery, petrochemical industries and projects, the renaissance of the Saudi national economy
Oil and gas refinery, petroleum engineering concept in the Gulf countries, lighting towers and metal structures at sunset, large and huge warehouses and tanks, petrochemical industries and projects, renaissance of the Saudi national economy, oil factories and plants in the Kingdom of Saudi Arabia
Quality of oil production plants and equipment, supervision of oil refining in the Kingdom of Saudi Arabia, petrochemical industrial projects, a picture of two Saudi Gulf Arab engineers wearing a protective helmet, following up on the progress of the factory’s work
Quality of machinery and equipment in oil extraction plants from the depths of the seas, petrochemical industries and projects, the concept of petroleum engineering, oil factories in the Kingdom of Saudi Arabia, oil and gas refinery, the renaissance of the Saudi national economy
Renaissance of the Saudi national economy, oil factories and laboratories in the Kingdom of Saudi Arabia, oil and gas refineries, the concept of petroleum engineering in the Gulf countries, lighting towers and metal structures at sunset, large and huge warehouses and tanks, petrochemical industries and projects
Petrochemical industries and projects, working in the field of petroleum engineering, a back view of a Saudi Arabian Gulf engineer wearing a helmet and a safety vest evaluating the quality of oil factories in the Kingdom of Saudi Arabia, an oil and gas refinery in the industrial zone
Oil exploration tools and equipment, petrochemical industrial projects, silhouette of oil extraction process from desert lands at sunset, economic growth and progress, adoption of modern techniques and technology in gas production in Saudi Arabia, Saluit
The concept of petroleum engineering in the Gulf countries, petrochemical industries and projects, gas refinery, the renaissance of the Saudi national economy, the view of large and huge warehouses and tanks, oil factories and laboratories in the Kingdom of Saudi Arabia
Petrochemical projects contributing to the renaissance of the Saudi national economy, metal and chemical industries, oil factories in the Kingdom of Saudi Arabia, quality of petroleum production plants and equipment.
Engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, oil refinery on soft golden sands, harsh and dry climate, adoption of modern techniques and technology in oil and gas production, petrochemical industries and projects, huge and modern tools and equipment
Oil factories in Saudi Arabia, quality of oil production plants and equipment, huge illuminated industrial facilities, oil and gas refinery, petrochemical projects contributing to the renaissance of the Saudi national economy, metal and chemical industries, a sky full of stars
Engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, oil refinery on soft golden sands, harsh and dry climate, adoption of modern techniques and technology in oil and gas production, petrochemical industries and projects, huge and modern tools and equipment
Pipelines and heavy steel equipment, huge drilling machines used in petroleum extraction, exploration for underground resources in the Kingdom of Saudi Arabia, petrochemical industries and projects in the Kingdom, development of the Saudi economy, work in the field of industrial and petroleum engineering
Low angle view of industrial pipes and metal structures in a factory, factory and plant engineering in Saudi Arabia, petrochemical industries and projects, huge and large warehouses, pipelines and cables, steel equipment
Huge and large warehouses, petrochemical industries and projects, industrial engineering and equipment, factories and plants of the Kingdom of Saudi Arabia, oil and gas refining plant in the middle of the sea, refinery smoke factories
The concept of petroleum engineering, oil and gas refinery, petrochemical industries and projects, the renaissance of the Saudi national economy, oil factories in the Kingdom of Saudi Arabia, the quality of machinery and equipment in factories that extract oil wealth from the depths of the sea, the pipeline extending from the sea to refineries
Working in the field of petroleum engineering, close-up from the back of two Gulf engineers wearing protective suits and helmets assessing the quality of oil plants in Saudi Arabia, Oil and gas refinery plant in the industrial area, Petrochemical industries and projects
Gas productivity in the Kingdom, youth engineering professions and work, standing confidently and looking at the camera, Saudi laboratories and factories, working in the industrial engineering sector, a close-up photo of a smiling Saudi Arabian Gulf Arab supervisory engineer wearing a protection helmet standing with crossed hands in an oil refining plant
Saudi National Economy Renaissance, Towers and Metal Structures in Desert Lands During the Day, Large and Huge Warehouses and Tanks, Petrochemical Industries and Projects, Petroleum Engineering Concept in Gulf Countries, Oil and Gas Refineries, Fuel Factories and Mines in Saudi Arabia
Engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, oil refinery on soft golden sands, harsh and dry climate, adoption of modern techniques and technology in oil and gas production, petrochemical industries and projects, huge and modern tools and equipment
Oil and gas refineries, towers and metal structures in desert lands, fuel factories and mines in Saudi Arabia, large and huge warehouses and tanks, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy
The concept of petroleum engineering in the Gulf countries, petrochemical industries and projects, gas refinery, the renaissance of the Saudi national economy, the view of large and huge warehouses and tanks, oil factories and laboratories in the Kingdom of Saudi Arabia
Renaissance of the Saudi national economy, the concept of petroleum engineering in the Gulf countries, petrochemical industries and projects, gas refinery, view of large and huge warehouses and tanks, oil factories and laboratories in the Kingdom of Saudi Arabia
Petrochemical projects contributing to the renaissance of the Saudi national economy, oil factories and factories in the Kingdom of Saudi Arabia, gas refinery, the concept of petroleum engineering in the Gulf countries, lighting towers and metal structures at sunset, large and huge warehouses and tanks.
Oil factories in Saudi Arabia, oil and gas refinery, renaissance of the Saudi national economy, quality of machinery and equipment in oil extraction plants from the depths of the seas, petrochemical industries and projects, concept of petroleum engineering
Renaissance of the Saudi national economy, quality of machinery and equipment in the factories extracting oil wealth from the depths of the seas, petrochemical industries and projects, the concept of petroleum engineering, oil factories in the Kingdom of Saudi Arabia, oil and gas refinery
Oil and gas refinery in industrial area, steel pipelines and cables, petrochemical industries and projects, pollution from oil production, factories and plants in Saudi Arabia, large and huge warehouses, industrial engineering and equipment
Engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, oil refinery on soft golden sands, harsh and dry climate, adoption of modern techniques and technology in oil and gas production, petrochemical industries and projects, huge and modern tools and equipment
Pipes and large equipment, the concept of work in the industrial engineering sector, oil refineries in the Kingdom of Saudi Arabia, the quality of machinery and equipment in oil extraction plants, the use of modern technologies in the production of oils and gas
Following the progress of work in factories, Saudi professions and jobs, a picture from the back of two Saudi Gulf Arab engineers wearing work uniforms walking in an oil refining plant, the concept of gas productivity in the Kingdom of Saudi Arabia, blue sky background
Saudi professions and jobs, quality of oil production plants and equipment, cartoon drawings of a Saudi-Gulf Arab engineer wearing a protective helmet working on an oil refinery, adopting modern techniques and technology in gas production in the Kingdom of Saudi Arabia, following up on the progress of the factory’s work
Engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, oil refinery on soft golden sands, harsh and dry climate, adoption of modern techniques and technology in oil and gas production, petrochemical industries and projects, huge and modern tools and equipment
Huge and modern tools and equipment, towers and metal structures in desert lands, engineering development of oil refineries in Saudi Arabia, oil mines on soft golden sands, harsh and dry climate, adoption of modern technologies in oil and gas production, petrochemical industries and projects
The concept of gas production in the Kingdom of Saudi Arabia, following up on the progress of work in factories, a picture from the back of two Saudi Gulf Arab engineers wearing helmets and a protective vest and standing between pipelines, Saudi professions and jobs, background of the oil refining plant.
Petroleum engineering concept, oil and gas refinery, petrochemical industries and projects, renaissance of the Saudi national economy, oil factories in the Kingdom of Saudi Arabia, quality of machinery and equipment in factories that extract oil wealth from the depths of the seas
Oil production in Saudi Arabia, view of smoke from factories in the air, huge industrial engineering, equipment and warehouses, close-up of oil and gas refinery at sunset, petrochemical industrial projects, economic growth and progress
Oil refinery on soft golden sands, adoption of modern techniques and technology in gas production, petrochemical industries and projects, huge and modern tools and equipment, engineering and urban development of oil refineries in the Kingdom of Saudi Arabia
Quality of oil production plants and equipment, Use of modern techniques and technology in gas production in Saudi Arabia, Close-up of a Gulf Arab man wearing a helmet and a protective jacket holding a tablet in his hand and following the progress of the factory, Youth professions and jobs, Oil refinery background
The concept of petroleum engineering, oil and gas refinery, petrochemical industries and projects, the renaissance of the Saudi national economy, oil factories in the Kingdom of Saudi Arabia, the quality of machinery and equipment in factories that extract oil wealth from the depths of the sea
Oil and gas refinery in industrial area amidst forests and nature, steel pipelines and cables, petrochemical industries and projects, pollution resulting from oil production, factories and plants in Saudi Arabia, huge and large warehouses, industrial engineering and equipment
Huge and large warehouses, monitoring the progress of work in factories, the concept of gas productivity in the Kingdom of Saudi Arabia, a picture from the back of a Saudi Gulf Arab worker wearing a protective uniform watching petrochemical industries and projects, oil refining plants in the Kingdom of Saudi Arabia
Large and massive storage tanks, towers and metal structures in desert lands, oil and gas refineries, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy, fuel factories and mines in the Kingdom of Saudi Arabia
Oil production in the Kingdom, Factories and plants in Saudi Arabia at sunset, Industrial engineering and equipment, Petrochemical industries and projects, Economic growth and progress, Factory smoke refinery, Oil and gas refining plant, Huge and large warehouses, View of factory smoke in the air
Pipelines and steel cables, the concept of gas production in Saudi Arabia, monitoring the workflow in factories, a close-up shot of a group of Saudi Gulf engineers working in an oil and gas refining plant, working in the field of petrochemical industries and projects.
View of factory smoke spreading in the air at sunset, oil and gas refining plant, petrochemical industrial projects, economic growth and progress, oil production in the Kingdom of Saudi Arabia
Fuel factories and mines in Saudi Arabia, large and huge warehouses and tanks, towers and metal structures in desert lands, oil and gas refineries, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy
Smoke rising from factories and polluting the environment, industrial plants in the Kingdom of Saudi Arabia, development industries contributing to the renaissance of the Saudi national economy, large and huge warehouses and tanks, an industrial station with towers and metal structures at sunset, reliance on local national production
Oil factories and factories in the Kingdom of Saudi Arabia, oil and gas refineries, the concept of petroleum engineering in the Gulf countries, lighting towers and metal structures at sunset, large and huge warehouses and tanks, petrochemical industries and projects, the renaissance of the Saudi national economy
Engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, oil mines on soft golden sands, harsh and dry climate, adoption of modern techniques and technology in oil and gas production, petrochemical industries and projects, huge and modern tools and equipment
Top view of an oil refinery in the desert of Saudi Arabia, harsh and dry climate, huge and modern tools and equipment, adoption of modern techniques and technology in oil and gas production, soft golden sand dunes, engineering and urban development of oil refineries
Large and massive warehouses and tanks, towers and metal structures in desert lands, oil and gas refineries, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy, a top view of fuel factories and mines in the Kingdom of Saudi Arabia
Huge and large warehouses, petrochemical industries and projects, steel pipelines and cables, a large oil refinery equipped with complex machines in a vast desert landscape and distant mountains, factories and plants in Saudi Arabia, oil and gas refining plant in the industrial area
The quality of machinery and equipment in oil extraction plants, a picture showing a Saudi Arabian Gulf man in a transparent way at sunset and behind him are oil refinery factories in the Kingdom of Saudi Arabia, the use of modern technologies in the production of oils and gas, the concept of work in the industrial engineering sector, a view of clouds in the sky
Lighting of towers and structures at night, oil factories and plants in Saudi Arabia, the concept of petroleum engineering in the Gulf States, petrochemical industries contributing to the renaissance of the Saudi national economy, huge warehouses and tanks, background of the sky covered with black clouds on a stormy night
Adoption of modern techniques and technology in oil and gas production, oil mines on soft golden sands, engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, harsh and dry climate, petrochemical industries and projects, huge and modern tools and equipment
Metal towers and structures in desert lands, oil and gas refineries, fuel factories and mines in the Kingdom of Saudi Arabia, large and huge warehouses and tanks, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy.
Working in the field of petrochemical industries and projects, steel pipelines and cables, the concept of gas productivity in the Kingdom of Saudi Arabia, following up on the progress of work in factories and plants, a group of Saudi Gulf Arab engineers working in an oil and gas refining plant
Metal and chemical industries, oil factories in Saudi Arabia, quality of petroleum production plants and equipment, large illuminated industrial facilities, oil and gas refinery, petrochemical projects contributing to the renaissance of the Saudi national economy
Extracting oil from desert lands at sunset, economic progress and growth, oil exploration equipment and tools, petrochemical industrial projects, adoption of modern techniques and technology in gas production in the Kingdom of Saudi Arabia
Petrochemical industries and projects, engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, oil refinery on soft golden sands, harsh and dry climate, adoption of modern techniques and technology in oil and gas production, huge and modern tools and equipment
Petrochemical industries and projects, huge and large warehouses, a large oil refinery equipped with complex machinery in a vast desert landscape and distant mountains, pipelines and steel cables, industrial engineering and equipment, oil and gas refining plant in the industrial zone, factories and laboratories in the Kingdom of Saudi Arabia.
Engineering professions and jobs, monitoring the progress of factory work, cartoon drawings of a Saudi Gulf Arab engineer wearing a protective helmet, adopting modern techniques and technology in gas production in the Kingdom of Saudi Arabia, quality of oil production plants and equipment, petrochemical industrial projects
Oil and gas refinery in industrial area, steel pipelines and cables, petrochemical industries and projects, pollution from oil production, factories and plants in Saudi Arabia, large and huge warehouses, industrial engineering and equipment
Supervising oil plants and factories in Saudi Arabia, back view of a Saudi Arabian Gulf worker wearing a protective suit and helmet, pipelines extending from the depths of the sea to the refineries, working in the field of petroleum engineering, oil and gas refinery
Oil and gas refinery, petrochemical projects contributing to the renaissance of the Saudi national economy, oil factories and plants in Saudi Arabia, lighting towers and metal structures at night, pollution resulting from oil production
Narrow path between industrial pipes lit by the environment, engineering towards and laboratories in the Kingdom of Saudi Arabia, industries and petrochemicals, large and spacious warehouses, pipelines and cables resistant to the environment, Narrow path between industrial pipes lit by the environment, engineering towards and industrial laboratories in the Kingdom of Saudi Arabia, petrochemicals and projects, large and spacious warehouses, pipelines and cables resistant to rust
Oil and gas refinery in industrial area, factories and plants in Saudi Arabia, huge and large warehouses, industrial engineering and equipment, petrochemical industries and projects, steel pipelines and cables
Monitoring the progress of work in factories, the concept of gas productivity in the Kingdom of Saudi Arabia, Saudi jobs and professions, a close-up photo from the back of a Saudi Gulf Arab engineer wearing a helmet and a protective vest standing between pipelines at sunset, the background of an oil refining factory
Petrochemical industries and projects, oil and gas refinery, oil factories and plants in the middle of the snowy nature and cold weather of the Kingdom of Saudi Arabia, the renaissance of the Saudi national economy, lighting towers and metal structures, the concept of petroleum engineering in the Gulf countries
The concept of gas productivity in Saudi Arabia Monitoring the workflow in factories, pipelines and steel cables, a close-up shot of a group of Saudi Gulf engineers working in an oil and gas refining plant, working in the field of petrochemical industries and projects
Petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the gas refinery, the renaissance of the Saudi national economy, the view of large and huge warehouses and tanks at sunset, oil factories and laboratories in the Kingdom of Saudi Arabia
Follow up the progress of work in factories and plants, a group of Saudi Arabian Gulf engineers working in an oil and gas refining plant, working in the field of petrochemical industries and projects, steel pipelines and cables, the concept of gas productivity in the Kingdom of Saudi Arabia
Lighting towers and metal structures at sunset, the concept of petroleum engineering in the Gulf countries, oil and gas refinery, petrochemical industries and projects, the renaissance of the Saudi national economy, large and huge warehouses and tanks, oil factories and laboratories in the Kingdom of Saudi Arabia
Steel pipelines, a fire consuming the pipes connecting parts of the manufacturing and refining machinery within the sea, an oil and gas refining plant in the industrial zone in Saudi Arabia, petrochemical industries and projects, pollution and leakage of oil into seawater
The concept of extracting and exporting underground resources, quality of tools and equipment for the manufacture and storage of petroleum, an oil platform for extracting oil, a close-up of a drilling rig drilling for oil in the middle of the sea, huge drilling machines
Fuel factories in the Kingdom of Saudi Arabia, large and huge warehouses and tanks, metal towers and structures in desert lands, oil and gas refineries, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy.
Development industries contributing to the renaissance of the Saudi national economy, industrial factories in the Kingdom of Saudi Arabia, smoke rising from factories and polluting the environment, large and huge warehouses and tanks, an industrial station with towers and metal structures at sunset, reliance on local national production
Pipelines and steel cables, Petrochemical industries and projects, Oil and gas refinery in the industrial area, Factories and plants in the Kingdom of Saudi Arabia, Industrial engineering and equipment, Huge and large warehouses, View of smoke from large industrial facilities at sunset
Petrochemical industries and projects, petroleum engineering concept, oil factories in Saudi Arabia, oil and gas refinery, renaissance of the Saudi national economy, quality of machinery and equipment in factories extracting oil wealth from the depths of the seas
Saudi National Economy Revival, Towers and Metal Structures in Desert Lands, Large and Huge Warehouses and Tanks, Petrochemical Industries and Projects, Petroleum Engineering Concept in Gulf Countries, Oil and Gas Refineries, Fuel Factories and Mines in Saudi Arabia
The concept of petroleum engineering in the Gulf countries, petrochemical industries and projects, oil and gas refineries, towers and metal structures in desert lands, large and huge storage tanks, the renaissance of the Saudi national economy, fuel factories and mines in the Kingdom of Saudi Arabia
Giant industrial engineering and equipment, oil and gas refinery in industrial area, steel pipelines and cables, petrochemical industries and projects, large industrial complex with tall smoke chimneys in Saudi Arabia, huge and large warehouses
Extracting underground resources in the desert, huge machines and heavy equipment used in drilling, working in the field of petroleum engineering, petrochemical industries and projects in the Kingdom, oil and gas refining plants in the industrial zone in Saudi Arabia, Saudi economic growth and progress
Oil and gas refinery, petrochemical industries and projects, renaissance of the Saudi national economy, drilling rigs drilling for oil in the middle of the sea with ships and boats, quality of machinery and equipment in oil extraction plants from the depths of the sea, concept of petroleum engineering
The concept of gas production in Saudi Arabia. Monitoring the workflow in factories, pipelines and steel cables. A close-up shot of a group of Saudi-Gulf engineers working in an oil and gas refining plant, working in the field of petrochemical industries and projects.
Engineering and urban development of oil refineries in the Kingdom of Saudi Arabia, oil refinery on soft golden sands, harsh and dry climate, adoption of modern techniques and technology in oil and gas production, petrochemical industries and projects, huge and modern tools and equipment
Petroleum engineering concept, oil plants in Saudi Arabia, oil and gas refinery, renaissance of the Saudi national economy, quality of machinery and equipment in oil extraction plants from the depths of the seas, petrochemical industries and projects
Platforms for extracting oil and oils in the middle of desert lands, quality of production plants and equipment, adoption of modern techniques and technology in oil and gas production in the Kingdom of Saudi Arabia, extraction and export of underground resources
Working in the field of petrochemical industries and projects, steel pipelines and cables, the concept of gas productivity in the Kingdom of Saudi Arabia, following up on the progress of work in factories and plants, Saudi Gulf Arab engineers working in the oil and gas refining plant
Large and huge warehouses, industrial engineering and equipment, petrochemical industries and projects, steel pipelines and cables, oil and gas refining plant in the industrial area, factories and plants in the Kingdom of Saudi Arabia
Saudi engineering professions and jobs, a picture from the back of two Saudi Gulf Arab engineers wearing helmets and protection vests walking in an oil refining plant, the concept of gas productivity in the Kingdom of Saudi Arabia, following up and monitoring the progress of work in factories
Oil factories and plants in the Kingdom of Saudi Arabia, petrochemical projects contributing to the renaissance of the Saudi national economy, oil and gas refinery, the concept of petroleum engineering in the Gulf States, lighting towers and metal structures at sunset, large and huge warehouses and tanks
Following up on the progress of work in factories, the concept of gas production in the Kingdom of Saudi Arabia, Saudi jobs and professions, a close-up photo from the back of a Saudi Gulf Arab engineer wearing a helmet and a protective vest standing between pipelines at sunset, the background of an oil refining factory
Petrochemical industries and projects, working in the field of petroleum engineering, close-up of a Saudi Arabian Gulf engineer wearing a helmet and a protective vest holding papers in his hand standing inside one of the oil factories in the Kingdom of Saudi Arabia, an oil and gas refining plant in the industrial zone
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