3d
architect
background
build
builder
cap
color
construction
danger
engineer
equipment
foreman
hard
hard hat
hardhat
hat
head
headgear
helmet
icon
illustration
industrial
industry
isolated
job
manufacturing
materials
miner
new
object
plastic
professional
protect
protection
protective
quality
reflection
repair
safe
safety
solid
symbol
tool
wear
white
work
worker
yellow