bar code. barcodes represented data by varying the widths and spacings of parallel lines.

adult assimilate background bar barcode black box business buy buying cardboard cashier caucasian check code coding conform conformity consume consumer copyspace courier data deliver digital dispatch distribution down factory freight graphic holding identify industry isolated labeling laser line lines logistics looking male number numbers one order package packaging paying person reader robot same scanner scanning security selling service shipment shipping smiling standing stock storage technology transportation unique vest warehouse white woman work worker