Barcode and zip: what they have in common

1. Step 1. Barcode — is used in — Supermarket. Barcodes.
2. Step 2. Supermarket — uses — Refrigerator. Refrigerated displays.
3. Step 3. Refrigerator — includes — Freezer. A refrigeration appliance.
4. Step 4. Freezer — has part — Thermal insulation. Polyurethane foam in the walls.
5. Step 5. Thermal insulation — is used in — Wetsuit. Insulation.
6. Step 6. Wetsuit — has part — Zip. A zip on the back.

Open Evothings