Construction workers installing solar panels on a roof.
Palabras clave
energy,
technology,
power,
panel,
industry,
photovoltaic,
engineer,
technician,
alternative,
electricity,
innovation,
solar,
electric,
renewable,
man,
ecology,
generator,
mobile phone,
business,
installation,
working,
electrician,
equipment,
environment,
solar panel,
construction,
men at work,
helmet,
maintenance,
people,
work,
tool,
man
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