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danger, blasting in progress warning sign
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Format
JPG 300 DPI
Image information
Author:
dreamstime
License:
buy for Personal Use & Commercial
File Type:
JPG
Views:
times
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accident
avalanche
black
blasting
cave
concrete
crush
danger
drilling
dynamite
emergency
engineer
entry
explosion
explosive
falling
industry
mine
mining
permission
permit
progress
quarrying
report
rescue
risk
rock
safety
sign
specialist
structure
supervisor
technician
tunnelling
underground
wall
warning
white
workplace