A miner in a helmet holds a torch in a dark tunnel next to a red warning sign.
Schlüsselwörter
miner,
tunnel,
signs,
helmet,
hold,
torch,
dark,
red,
warn,
safety,
danger,
risk,
hazard,
shift,
prospect,
zone,
industry,
rescue,
labor,
plan,
extraction,
underground,
headlamp,
signal,
mining,
gemstone,
manual,
mapping,
pathway,
region,
caution,
guidance,
cave,
transport,
maintenance,
men at work,
construction,
sector,
drill,
project
Deutsch
