Saudi national economy renaissance, lighting towers and metal structures at sunset, oil factories and plants in Saudi Arabia, oil and gas refinery, petroleum engineering concept in Gulf countries, large and huge warehouses and tanks, petrochemical industries and projects
Smoke rising from factory chimneys 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, reliance on local national production
Extraction and export of underground resources, a drilling rig drilling for oil in the middle of the sea at night, huge drilling machines, quality of industrial tools and equipment, oil storage centers in Saudi Arabia, an oil platform for extracting oils
Steel Pipes and Cables, Oil and Gas Refinery Plant in Industrial Area, Factories and Plants in Saudi Arabia, Large and Huge Warehouses, Industrial Engineering and Equipment, Petrochemical Industries and Projects
Oil factories and plants in the Kingdom of Saudi Arabia, the renaissance of the Saudi national economy, lighting towers and metal structures, oil and gas refinery, the concept of petroleum engineering in the Gulf countries, large and huge warehouses and tanks, petrochemical industries and projects
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, large and huge warehouses and tanks, fuel factories and mines in the Kingdom of Saudi Arabia
Oil and gas refineries, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy, towers and metal structures in desert lands, large and huge warehouses and tanks, fuel factories and mines in the Kingdom of Saudi Arabia
Following the progress of work in factories, a close-up photo of two Saudi Gulf Arab engineers wearing helmets and protection vests and standing between pipelines, Saudi engineering professions and jobs, background of the oil refining plant, the concept of gas productivity in the Kingdom of Saudi Arabia
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
Oil and gas refineries, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy, towers and metal structures in desert lands, large and huge warehouses and tanks, fuel factories and plants in the Kingdom of Saudi Arabia
Quality tools and equipment for petroleum industry and storage, large drilling machines, extraction and export of underground resources, oil refinery for extracting oils, drilling rig for oil exploration in the middle of the sea with helipad
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
Follow up the progress of work in factories, the concept of gas production in the Kingdom of Saudi Arabia, a picture from the back of a Saudi Arabian Gulf man wearing traditional dress and a shemagh standing in an oil and gas refining plant, working in the field of petrochemical industries and projects, steel pipelines and cables
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, reliance on local national production
The concept of petroleum engineering in the Gulf countries, the renaissance of the Saudi national economy, oil and gas refineries, petrochemical industries and projects, towers and metal structures in desert lands.
Adopting modern techniques and technology in gas production in the Kingdom of Saudi Arabia, a picture from the side of a Saudi Gulf Arab engineer wearing a protective jacket and helmet, monitoring the progress of the factory’s work, the quality of oil production plants and equipment, Saudi professions and jobs, oil refinery background
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 and plants in the Kingdom of Saudi Arabia, the renaissance of the Saudi national economy, oil and gas refining, the concept of petroleum engineering in the Gulf States, large and huge warehouses and tanks, petrochemical industries and projects
Extracting underground resources from the sea, oil and gas refineries in the industrial zone in Saudi Arabia, petrochemical industries and projects in the Kingdom, huge machines and heavy equipment used in oil exploration, working in the field of petroleum engineering, Saudi economic growth and progress
An oil refinery for extracting oils, extracting and exporting underground resources, a close-up photo of a rig exploring for oil in the middle of the sea, huge drilling machines, quality tools and equipment for manufacturing and storing petroleum
Following up on the progress of the factory’s work, adopting modern techniques and technology in gas production in the Kingdom of Saudi Arabia, a side photo of a Saudi Gulf Arab engineer wearing a protective jacket and helmet working on the oil refinery at sunset, the quality of oil production laboratories and equipment, Saudi professions and jobs
Renaissance of the Saudi national economy, the concept of petroleum engineering in the Gulf countries, metal towers and structures in the desert, oil and gas refineries in the Kingdom of Saudi Arabia, large and huge warehouses and tanks, petrochemical industries and projects.
Importing and exporting underground resources, extracting petroleum and oils, a close-up photo of an excavator exploring for oil in the desert at sunset, huge drilling machines, quality tools and equipment for manufacturing and storing petroleum
Gas production concept in Saudi Arabia, Steel pipelines and cables, Saudi Arabian Gulf man wearing traditional dress and keffiyeh standing with crossed hands in oil and gas refinery, working in petrochemical industries and projects
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
Petrochemical industries and projects, 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 the Kingdom of Saudi Arabia, oil and gas refining plant in the industrial area,
Towers and metal structures in desert lands, large and huge storage tanks, 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
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
The concept of gas production in the Kingdom of Saudi Arabia, monitoring the progress of work in factories, a picture from the back of Saudi Gulf Arab workers wearing protective uniforms monitoring petrochemical industries and projects, oil refineries in the Kingdom of Saudi Arabia, huge and large warehouses
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, refinery smoke factories, oil and gas refining plant, huge and large warehouses, view of factory smoke in the air
Oil factories and factories in the Kingdom of Saudi Arabia, the view of large and huge warehouses and tanks at sunset, the renaissance of the Saudi national economy, the concept of petroleum engineering in the Gulf countries, petrochemical industries and projects, gas refinery
Extracting underground resources from the sea, huge machines and heavy equipment used in oil exploration, 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
Fuel factories and mines 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.
Extracting and exporting underground resources, extracting petroleum and oils, a close-up photo of an excavator exploring for oil, huge drilling machines, quality tools and equipment for manufacturing and storing petroleum, white background
Oil refineries in Saudi Arabia, concept of work in industrial engineering sector, silhouette of a Saudi Arabian Gulf engineer wearing helmet and safety vest supervising the work of machines, quality of equipment in oil extraction plants, modern technologies in oil and gas production
Huge industrial facilities illuminated at dawn, quality of petroleum production plants and equipment, oil and gas refinery, petrochemical projects contributing to the renaissance of the Saudi national economy, oil factories in the Kingdom of Saudi Arabia, metal and chemical industries
Huge and large warehouses, petrochemical industries and projects, engineering and industrial equipment, factories and laboratories in the Kingdom of Saudi Arabia, oil and gas refining plant in the middle of the sea, Dukhan refinery laboratories.
The concept of gas productivity in the Kingdom of Saudi Arabia, monitoring the progress of work in factories and plants, a group of Saudi Gulf Arab engineers working in an oil and gas refining plant, working in the field of petrochemical industries and projects, pipelines and steel cables
Work in the field of petroleum engineering, oil and gas refinery, a group of Saudi Gulf Arab workers wearing a protective suit and a protective helmet repairing machinery and equipment in oil laboratories and factories in the Kingdom of Saudi Arabia, pipelines extending from the depths of the sea to refineries.
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 work in the industrial engineering sector, the quality of machinery and equipment in oil extraction plants, modern technologies in the production of oils and gas, oil refineries in the Kingdom of Saudi Arabia, a picture of a fuel plant from the inside, the development and progress in the technologies used in manufacturing processes
Working in the field of petroleum engineering, a close-up photo from the back of two Gulf engineers wearing a protective suit and a protective helmet assessing the quality of oil factories in the Kingdom of Saudi Arabia, an oil and gas refining plant in the industrial area, petrochemical industries and projects
Saudi professions and jobs, following up on the progress of the factory, adopting modern techniques and technology in gas production in the Kingdom of Saudi Arabia, a picture from the side of a Saudi Gulf Arab engineer wearing a protective jacket and helmet working on the oil refinery at sunset, the quality of oil production laboratories and equipment
Saudi Arabian Gulf engineer prospecting for underground resources in Saudi Arabia, extracting and exporting underground resources, oil refinery for extracting oils, drilling rig prospecting for oil in the middle of the sea with ships and boats, huge drilling machines, quality of tools and equipment for the petroleum industry and storage
The quality of machinery and equipment in oil extraction plants, petroleum refining plants in the Kingdom of Saudi Arabia, the concept of work in the industrial engineering sector, modern technologies in oil and gas production.
Oil and gas refinery, petrochemical projects contributing to the renaissance of the Saudi national economy, oil factories and laboratories in the Kingdom of Saudi Arabia, the concept of petroleum engineering in the Gulf countries, lighting towers and metal structures at dawn, large and huge warehouses and tanks
Lighting of towers and metal structures at night, large and huge warehouses and tanks, oil factories and plants in the Kingdom of Saudi Arabia, working in the field of petroleum engineering in the Gulf countries, a side view of a Saudi Arabian Gulf engineer wearing a jacket and a protective helmet following the progress of work in the plants
Offshore mining stations, extraction and export of underground resources, a drilling rig drilling for oil in the middle of the sea at night, quality of industrial tools and equipment, oil storage centers in Saudi Arabia, an oil platform for extracting oil, quality of large illuminated drilling machines
Lighting towers and metal structures at night, oil factories and plants in the Kingdom of Saudi Arabia, the concept of petroleum engineering in the Gulf countries, oil and gas refineries, petrochemical industries and projects, the renaissance of the Saudi national economy, large and huge warehouses and tanks
Factories and laboratories of the Kingdom of Saudi Arabia, 3D design of an oil and gas refining plant, Dukhan refinery laboratories, petrochemical industries and projects, huge and large warehouses, engineering and industrial equipment, gray background
Steel Pipes and Cables, Petrochemical Industries and Projects, Panoramic View of Oil and Gas Refinery in Industrial Area, Factories and Plants in Saudi Arabia, Industrial Engineering and Equipment, Large and Huge Warehouses
Economic growth and progress, view of smoke from factories in the air at sunset, factories and plants in Saudi Arabia, petrochemical industries and projects, oil and gas refining plant, huge and large warehouses, industrial engineering and equipment, oil production in the Kingdom
Petrochemical industries and projects, pipelines and steel cables, oil and gas refining plant in the industrial zone, factories and laboratories in the Kingdom of Saudi Arabia, huge and large warehouses, industrial engineering and equipment.
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
Cranes and huge drilling machines for oil and oil extraction, a drilling rig drilling for oil in the desert during the day, import and export of underground resources, quality of tools and equipment for the manufacture and storage of petroleum
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, large and huge warehouses and tanks, fuel factories and mines in the Kingdom of Saudi Arabia
Quality of oil production plants and equipment, use of modern techniques and technology in gas production in the Kingdom of Saudi Arabia, back view of a Saudi Arabian Gulf man wearing a helmet and a protective vest following the progress of factory work, engineering professions and jobs, oil refinery background
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 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
Oil and gas refineries 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, Working in the field of petroleum engineering, Saudi economic growth and progress
Snow accumulated on steel pipelines and cables, factories and plants in Saudi Arabia, oil and gas refinery in the industrial area, petrochemical industries and projects, pollution resulting from oil production in winter, huge and large warehouses, industrial engineering and equipment
Sky view at dusk with high illuminated structures, field of petroleum engineering in the Gulf countries, oil and gas refinery, petrochemical projects contributing to the renaissance of the Saudi national economy, oil factories and laboratories in the Kingdom of Saudi Arabia, large and huge warehouses and tanks
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
View of large and huge warehouses and tanks at night, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, oil and gas refineries, the renaissance of the Saudi national economy, oil factories and laboratories in the Kingdom of Saudi Arabia
Oil and gas refineries, towers and metal structures in desert lands, large and huge storage tanks, 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
Petrochemical industries and projects, steel pipelines and cables, illustrations of oil and gas refinery plant in industrial area, factories and plants in Saudi Arabia, huge and large warehouses, industrial engineering and equipment
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, large and huge warehouses and tanks, towers and metal structures in desert lands
Petrochemical industries and projects, oil and gas refining plant in the industrial area, a large oil refinery equipped with complex machinery in a vast desert landscape and distant mountains, factories and laboratories in the Kingdom of Saudi Arabia, huge and large warehouses, engineering and industrial equipment, pipelines and steel cables.
Oil refinery pipes in the Kingdom of Saudi Arabia, the use of modern technologies in the production of oils and gas, the quality of machinery and equipment for oil extraction, petroleum refineries and factories, the concept of work in the industrial engineering sector, facilities specialized in petrochemical industries.
Petrochemical industries and projects in the Kingdom, extracting underground resources from the sea, huge machines and heavy equipment used in oil exploration, work in the field of petroleum engineering, oil and gas refining factories in the industrial zone in Saudi Arabia, Saudi economic growth and progress
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
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 renaissance of the Saudi national economy, large and huge warehouses and tanks
Integrating modern technical devices into engineering works, working in the engineering sector, a Saudi Arabian Gulf engineer wearing a protective jacket and helmet standing inside the factory and holding a tablet in his hands, oil and gas refining plant in the industrial area, petrochemical industries and projects
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
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, large and huge warehouses and tanks, fuel factories and mines in the Kingdom of Saudi Arabia
Oil and gas refinery, petrochemical projects contributing to the renaissance of the Saudi national economy, oil factories and laboratories in the Kingdom of Saudi Arabia, the concept of petroleum engineering in the Gulf countries, lighting towers and metal structures at dawn, large and huge warehouses and tanks
Modern techniques and technology in oil and gas production in the Kingdom of Saudi Arabia. Rear view of a Saudi businessman wearing a thobe and wearing a ghutra and agal watching the progress of factory work, large buildings with many pipes and steam rising in the sunlight, blue sky with clouds, Saudi professions and jobs in the background of an oil refinery
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
The quality of oil production plants and equipment, the adoption of modern techniques and technology in oil and gas production in the Kingdom of Saudi Arabia, a picture from the side of a Saudi-Gulf Arab businessman wearing a traditional dress, monitoring the progress of the factory’s work, engineering professions and jobs, oil refinery background
Petrochemical industries and projects, pipelines and steel cables, oil and gas refining plant in the industrial zone, factories and laboratories in the Kingdom of Saudi Arabia, huge and large warehouses, industrial engineering and equipment.
An oil refinery for extracting oils, extracting and exporting underground resources, a rig exploring for oil in the middle of the sea, huge drilling machines, quality tools and equipment for manufacturing and storing petroleum
Petrochemical industries and projects, working in the field of petroleum engineering, close-up from the back of a group of Gulf engineers wearing protective suits and helmets assessing the quality of oil plants in the Kingdom of Saudi Arabia, oil and gas refining plant in the industrial area
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
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
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
Concept of extraction and export of underground resources, quality of tools and equipment for petroleum industry and storage, oil platform for extracting oil, close-up of a drilling rig drilling for oil in the middle of the sea at night, huge drilling machines
Extraction and export of underground resources, adoption of modern techniques and technology in the Kingdom of Saudi Arabia, quality of production laboratories and equipment, platforms for extracting oil and oils.
An oil and gas platform for extracting oils, petrochemical industries and projects, the renaissance of the Saudi national economy, an excavator performing exploration, the quality of machinery and equipment in factories that extract oil wealth from the depths of the sea, the concept of petroleum engineering
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
Oil refinery in the desert of Saudi Arabia, 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
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
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
Oil and gas refinery, work in the field of petroleum engineering, Saudi Gulf Arab workers wearing a protective suit and a protective helmet repair and evaluate the quality of machinery and equipment in oil laboratories and factories in the Kingdom of Saudi Arabia, pipelines extending from the depths of the sea to refineries
An oil and gas platform for extracting oils, petrochemical industries and projects, the renaissance of the Saudi national economy, an excavator performing exploration, the quality of machinery and equipment in factories that extract oil wealth from the depths of the sea, the concept of petroleum engineering
Oil refineries in Saudi Arabia, concept of work in industrial engineering sector, silhouette of a Saudi Arabian Gulf engineer wearing helmet and safety vest supervising the work of machines, quality of equipment in oil extraction plants, modern technologies in oil and gas production
The quality of oil production plants and equipment, the adoption of modern techniques and technology in oil and gas production in the Kingdom of Saudi Arabia, a picture from the back of a Saudi-Gulf Arab businessman wearing the traditional Saudi thobe, following the progress of the factory’s work, Saudi professions and jobs, oil refinery background
An industrial worker wearing a helmet and protective vest performs petroleum extraction operations, petrochemical industries and projects, engineering and industrial equipment, oil and gas refining plant in the middle of the sea, Dukhan refinery laboratories, factories and laboratories in the Kingdom of Saudi Arabia
View of large and huge warehouses and tanks at sunset, the renaissance of the Saudi national economy, the concept of petroleum engineering in the Gulf countries, petrochemical industries and projects, gas refinery, oil factories and laboratories in the Kingdom of Saudi Arabia
Oil and gas refinery in the middle of sea water, petrochemical industrial projects, economic growth and progress, oil production in Saudi Arabia, view of smoke from factories in the air, engineering, equipment and huge industrial warehouses
The view of the sky at dawn, 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, large and huge warehouses and tanks, petrochemical industries and projects, the renaissance of the Saudi national economy
Extraction and export of underground resources, oil refinery for extracting oil, drilling rig for oil exploration in the middle of the sea in the Kingdom of Saudi Arabia, huge drilling machines, quality of tools and equipment for the petroleum industry and storage
Renaissance of the Saudi national economy, oil and gas refineries, petrochemical industries and projects, the concept of petroleum engineering in the Gulf countries, metal towers and structures in desert lands.
The quality of machinery and equipment in oil extraction plants, petroleum refining plants in the Kingdom of Saudi Arabia, the concept of work in the industrial engineering sector, modern technologies in oil and gas production.
Oil and gas refinery, petrochemical industries and projects, 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
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, the concept of gas productivity in the Kingdom of Saudi Arabia, background of an oil refining plant
Oil factories and factories in the Kingdom of Saudi Arabia, lighting towers and metal structures at night, the concept of petroleum engineering in the Gulf countries, oil and gas refineries, petrochemical industries and projects, the renaissance of the Saudi national economy, large and huge warehouses and tanks