adult
african
african american
afro american
black
business
businessman
close up
company
distribution
electric
electrical
electrician
electricity
employee
engineer
engineering
ethnic
ethnicity
facility
formal
happy
hardhat
helmet
industrial
industry
inspector
job
looking up
male
man
manager
modern
occupation
outdoors
plant
power plant
professional
site
smiling
station
substation
suit
technical
transformer
work
worker
workplace
young