機器
adult
art
asphalt
break
builder
cartoon
character
comic
concrete
construction
demolition
destroy
destruction
dig
digging
drill
drilling
engineer
equipment
hammer
hard
hardhat
heavy
helmet
illustration
industrial
industry
isolated
jack
jackhammer
job
labor
male
man
muscular
occupation
outdoor
pavement
people
person
pneumatic
pop
power
professional
protection
protective clothing
repair
retro
road
safety
smile
strong
style
technology
tool
uniform
vintage
white
work
worker