Students on a field tour on a construction site for their lab class.
Schlüsselwörter
orientation,
field trip,
class,
school,
protection,
men at work,
construction,
engineer,
industry,
helmet,
safety,
factory,
industrial,
people,
work,
building,
woman,
business,
hard hat,
working,
warehouse,
builder,
occupation,
architect,
person,
engineering,
men at work,
architecture,
job,
man
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