adult
architect
blue
builder
building
business
caucasian
clothing
construction
contractor
denim
employee
engineer
equipment
foreman
grey
guy
hand
handsome
happy
hardhat
hat
helmet
human
industrial
industry
isolated
job
labor
male
man
men
occupation
one
people
person
portrait
profession
professional
protection
protective
safety
shirt
smile
tool
white
work
worker
yellow
young