colleague
building
business
checking
computer
congratulating
construction
contractor
cooperation
development
discussing
engineer
engineering
equipment
facility
factory
foreman
hard hat
helmet
industrial
industry
job
machinery
maintenance
man
manager
manufacturing
meeting
men at work
occupation
oil
person
plant
production
professional
safety
smile
success
successful
supervisor
tablet
talking
teamwork
technology
uniform
warehouse
woman
work
worker
working