engineers in a tunnel
Palabras clave
tunnel,
construction,
torch,
steel,
manufacturing,
solder,
underground,
collector,
flash,
light,
helmet,
lane,
water,
engineering,
hole,
space,
industrial,
train,
line,
system,
transport,
narrow,
plumbing,
confine,
safety,
tap,
job,
pipeline,
perspective,
electrical,
spark,
inside,
welder,
mask,
flames,
subway
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