blue

paper

bright

equipment

metal

steel

protection

man

technology

construction

industry

working

occupation

fire

heat

busy

manufacturing

iron

torch

engineering

mask

factory

sparks

grinder

sanding

welding

boats

facilities

foundry

Chile

coveralls

shipbuilding

welders

machinist

fabricator

planing

craftsmen

workshops

manual worker

construction worker

Heavy Industry

high temperature

Safety Equipment

industrial equipment

safety glasses

metal worker

power tools

welding gun

manual laborer

metal cutting