Worker records videos on smartphone. Powerman in yellow hard hat with smartphone at electric power plant
Worker records videos on smartphone. Powerman in yellow hard hat with smartphone at electric power plant
Electrician records videos on smartphone. Powerman in yellow hard hat with smartphone at electric power plant
Powerman records videos on red smartphone. Workman in yellow hard hat with smartphone at electric power plant
Workman records videos on smartphone. Worker in yellow hard hat with smartphone at electric power plant
Electrician records videos on smartphone. Worker in yellow hard hat with smartphone at electric power plant
Workman in yellow hard hat at power plant records videos on his smartphone. Supervisory personnel in yellow hard hat with red smartphone near heating main pipeline at heat electric power station
Powerman with tablet computer on power station. Worker in white hard hat on electric power plant, engineering supervision. Factory worker with tablet pc
Powerman with tablet computer on power station. Worker in white hard hat on electric power plant, engineering supervision. Factory worker with tablet pc
Worker at electric power plant speaks on smartphone. Power engineering specialist in yellow hard hat with cell phone and works documentation at electric power station
Power engineering specialist in yellow hard hat with cell phone and works documentation at electric power station. Worker at electric power plant talks on smartphone
Worker at electric power plant talks on smartphone. Power engineering specialist in yellow hard hat with cell phone and works documentation at electric power station