manufacture

production

work

plant

manufacturing

technology

industry

welding

equipment

factory

industrial

machine

machinery

construction

man

metal

steel

iron

light

occupation

manual

indoors

control

energy

job

sparkles

quality

welder

instrument

workshop

details

tool

fabrication

material

building

heavy

engineering

processing

mechanical

making

labour

workplace

metalwork

helmet

worker

process

grinder

grinding