Testing in progress warning sign and labels test area. Stay clear when light is flashing
Schlüsselwörter
signs,
testing,
test,
safety,
warning,
label,
industrial,
industry,
work,
workplace,
enter,
process,
entrance,
disturb,
disturbed,
progress,
life events,
examining,
exam,
laboratory,
laboratory,
stay,
clear,
away,
keep,
out,
danger,
dangerous,
silent,
noise,
protect,
protection,
authority,
authorised,
permit,
personnel,
only,
prohibited,
beware,
careful,
notice,
caution,
warn
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