worker on the roof of a building
Palabras clave
alternative,
blue,
building,
business,
cell,
construction,
ecology,
electric,
electrical,
electrician,
electricity,
energy,
engineer,
engineering,
environment,
environmental,
equipment,
green,
helmet,
industry,
innovation,
install,
installation,
installer,
installing,
maintenance,
man,
modern,
outdoors,
panel,
people,
photovoltaic,
plant,
power,
renewable,
renewable energy,
roof,
rooftop,
safety,
service,
sky,
solar energy,
solar panel,
sunny,
system,
technician,
technology