Staff walking through an industrial building, shot on R3D

indoors day sunlight four people men women adults 20s 30s 40s millennials middle aged caucasian african american ethnicity black diversity multi ethnic group warehouse industry industrial building recycling plant staff team work working walking communication technology headset talking listening coworkers colleagues looking at each other smiling anticipation access industrial machinery loading dock in a row entering entrance exit high visibility vest safety sign waist up side view horizontal