adjust

air

apprentice

automated

automation

business

busy

check

construction

control

electrician

engineer

engineering

equipment

facility

factory

gauge

goggles

hard

hardhat

helmet

industrial

industry

job

labor

lathe

machine

machinery

maintenance

male

man

manufacture

manufacturing

metal

milling

occupation

operator

overalls

people

production

professional

regulator

repairman

safety

service

steel

technician

technology

tool

warehouse

work

worker

workshop