aggressive
angry
axe
background
blue
caucasian
coal
color
danger
death
demonstration
emotional
exploitation
extraction
fight
fuel
hard
hardhat
industry
job
labor
male
man
megaphone
men
mine
miner
minerals
mining
ore
people
person
pick
placards
portrait
processing
profession
protesting
resources
rights
risk
rock
salary
social
solidarity
strike
tool
uniform
work
worker