arms crossed
artificial
blue
break
builder
caucasian
close
craftsman
efficiency
employee
engineer
fabricate
factory
front
hardhat
helmet
indoors
industry
inspection
job
labor
lighting
maintenance
man
manufactory
mechanic
modern
occupation
one
operator
person
portrait
preparing
production
progress
protective
reflection
safety
serious
shirt
storage
supplier
technician
uniform
up
view
warehouse
white
worker
young