Solar panels installed on the roof of a house. Alternative energy source
Palabras clave
solar,
panel,
photovoltaic,
energy,
power,
alternative,
technology,
renewable,
system,
station,
installation,
roof,
house,
equipment,
install,
modern,
electrical,
ecology,
home,
men at work,
man,
engineer,
source,
electrician,
electric,
generator,
new,
electricity,
generation,
mobile phone,
sunlight,
person,
sunset,
future,
eco,
efficiency,
work,
light,
nature,
co-worker,
service,
field,
global,
instrument,
set,
together,
green,
concept
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