blade

buildings

business

chloride

circular

construction

cut

dimension

door

efficiency

energy

equipment

factory

fiber

frame

glass

hand

hardhat

helmet

holding

industrial

industry

job

loudness

machine

manufacture

manufacturing

material

measure

noise

occupation

plastic

polyvinyl

precise

precision

production

profile

protective

pvc

saw

sharp

sheet

technology

tint

tool

wear

window

work

worker

workshop