african american
alternative
alternative energy
businessman
cells
clean
clipboard
construction industry
control
cooperation
discussion
ecology
electricity
energy
engineer
examining
green
hardhat
helmet
indian
instruments
men
modern
multicultural
multiracial
outdoors
owner
panel
people
photovoltaic
power
renewable
renewable energy
solar
solar panel
standing
suit
sunlight
talking
technician
tools
worker
定額
African american man in black suit and white helmet walking with indian technician in uniform on solar farm. Multiracial people examining production of clean green energy.の素材 [FY310185008934]
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