Engineers in helmets installing solar panel system outdoors. technician use a the Electric drill installing the solar panels at roof top of home and home office.
Palabras clave
alternative ,
building ,
mobile phone ,
cell ,
check ,
construction ,
construction worker ,
contractor ,
ecology ,
ecosystem ,
electric ,
electrical ,
electrician ,
electricity ,
energy ,
engineer ,
engineering ,
generation ,
hard hat ,
helmet ,
home ,
industrial ,
innovation ,
install ,
installation ,
installing ,
maintenance ,
panel ,
panel ,
photovoltaic ,
power ,
professional ,
repairing ,
roof ,
roofer ,
roofing ,
rooftop ,
safety ,
solar ,
solar panel ,
sunlight ,
sustainable ,
technician ,
technology ,
men at work