assembly

construction

craftsman

danger

engineering

equipment

fabricate

fabrication

factory

fire

flash

gloves

helmet

industrial

industry

iron

job

labor

light

machinery

man

manufacture

manufacturing

mask

metal

metalwork

occupation

production

protection

protective

repair

repairing

safety

skill

smoke

spark

steel

structure

technical

technology

tool

torch

weld

welded

welder

welding

work

worker

workplace

workshop