black
building
business
cap
cave
danger
design
digger
digging
dirt
drawing
employment
equipment
hammer
helmet
hobbies
illustration
industry
isolated
male
man
manual
men
mine
miner
mineral
mining
nature
occupation
people
pick
posture
recruitment
risk
rock
safety
set
silhouette
stone
symbol
team
tool
toughness
treasure
tunnel
underground
woman
work
worker