atacama

big

carbon

chile

coal

dig

digger

dirt

dirty

driving

dump

dumper

dust

earth

energy

engineering

equipment

excavate

excavation

excavator

extraction

fuels

heap

heavy

huge

industrial

industry

iron

labour

land

large

load

lorry

machine

machinery

mine

mineral

mover

opencast

ore

pollution

power

quarry

strength

transportation

truck

vehicle

wheels

works

yellow