busy
clamp
concept
construction
construction site
craftsman
dirty
ditch
electrode
engineering
equipment
eye mask
eye wear
glove
industrial
industry
job
manual
manufacture
mask
metal
metalwork
metalworker
new
occupation
pipe
pipeline
power tool
process
project
protective
safety
skilled
spark
sparkle
steel
support
team
teamwork
together
tool
trench
tube
two
visor
welder
welding
work
worker
workplace