Close up of danger sign against coronavirus outbreak in hospital ward. Infectious zone in isolation and quarantine against covid 19 pandemic with biohazard symbol on glass. Lockdown virus area
Focused female electrician in hard hat and safety glasses connecting cables in server room
The work of firefighters. Clip. Men extinguishing a fire with special foam through special equipment.
Worker welding at the factory. Frame. Close-up of working man
tree cut with saw, cutting wood, using a chainsaw, chopping firewood with an ax, lumberjack man
Close up of African American man in hard hat connecting wires while working at industrial factory
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Masked man with sawing jobs at construction site. Clip. Worker in uniform and mask for working with circular saw. Masked worker cuts metal
Full shot of Hispanic female woodward in khaki sweatshirt and utility pants cordoning off forest area with barricade tape, while Indian male colleague is putting up wild animal warning sign
Land surveyor assistant in uniform works with levelling rod on construction site
Big hook close-up of a tower crane with cloudy sky.
Anonymous firefighter pouring foam from hose to extinguish fire while standing in smoke during emergency in countryside
Full shot of diverse male and female wardens preparing for wild animal migration season, Indian man putting up warning sign, and Hispanic woman closing off forest area with barricade tape
Slowmo of two biotechnology inspectors in protective coveralls and respiratory masks examining dark smoky secret laboratory in emergency
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Portrait of a heroic fireman in a protective suit. Firefighter in fire fighting or car accident rescue operation in dusk or night.
Worker in protective suit inside the ruined building in abandoned area, low angle view
Fire fighters heroically carrying away helpless girl and searching for other survivors then leaving burning hallway during rescue operation
Medium slowmo of two biotechnologists in protective clothing heating test tube with liquid substance while conducting experiment with chemical burner in dark secret laboratory
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Workers at machine-building plant with welding work. Stock clip. Industrial plant with metalworking and handymen. Welding works at
Midsection shot of unrecognizable male hands holding welding machine working at industrial plant producing tractors and other vehicles
Firefighter in protective uniform and helmet pouring foam from hose to ground while standing in thick fume and extinguishing fire
Full shot of multiethnic man and woman in khaki warden uniforms working together in pine forest in summer, and closing off dangerous area with barricade tape
Person in protection gloves on the edge of the roof hold smoke stick
Man cutting wood with chainsaw garden, deforestation, pruning green tree branches, cutting with a chainsaw
Student freelancer working from home during coronavirus quarantine. Young man in protective mask using laptop. Blogger working at home.
Medium wide shot of multiethnic forest officer in khaki uniform installing caution sign warning of wild animals on footpath in woodland, and female colleague looking through binoculars in background
Medium lockdown shot of middle-aged Indian forest ranger in khaki uniform and sunhat beating with hammer on stake with caution sing warning about wild animals, then walking away
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A diligent worker in a metal foundry is equipped with protective gear for safety. Stock Clip
Over-the-shoulder shot of unrecognizable welder in protective workwear and face shield doing his job welding steel and other metals at tractor plant
Worker in protection suit standing against destroyed brick wall in abandoned building
Pouring Hot Metal: Metalworks
Side-view medium shot of unrecognizable man working as welder doing his job welding steel and other metals at tractor plant
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Close up view of Masked man working at construction site.
POV of a tourists feet walking cautiously on a glass bottom see through bridge
Worker welding metal pipe at construction site
Close up of worker hand using grinder cutting concrete floor with electric saw to lay electrical wiring, floor repair. dust and sparks
Man in protective uniform talking with African American coworker while working on remains of demolished building after natural disaster
fireman using walkie talkie at rescue action fire truck and fireman's team in background.
Power station with Danger High Voltage sign 4k
Empty laboratory danger area with nobody in it, prepared for pharmaceutical innovation using high tech and microbiology tools for scientific research. Vaccine development against covid19 virus.
Collecting Wood for Winter: Farmer Gathers Dry Wood from the Ground
Close-up portrait of a heroic fireman in a protective suit. Firefighter in fire fighting operation.
Verification work of firefighters or employees of emergency services. Clip. A man checks the work of Fire extinguishing foam on the street.
Safety First Sign
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Portrait of a heroic fireman in a protective suit. Firefighter in fire fighting operation.
Vertical video Warehouse team leader doing introduction training to new intern starting job, teaching him safety measures around storage
Portrait of a heroic fireman in a protective suit. Firefighter in fire fighting or car accident rescue operation in dusk or night.
Chest up slowmo of African American male biotechnologist in protective coveralls and respiratory mask examining different substances in secret laboratory
Crop paramedics fixating head of injured senior survivor with blocks during rescue mission on remains of destructed building