Black absorber plate and payment card: what they have in common

1. Step 1. Black absorber plate — is part of — Solar water heater. A black plate that absorbs light.
2. Step 2. Solar water heater — has part — Window glass. The glass on top creates a greenhouse effect.
3. Step 3. Window glass — is part of — Solar panel. Tempered cover glass.
4. Step 4. Solar panel — is part of — Electronic calculator. Many run on a solar cell.
5. Step 5. Electronic calculator — has part — Integrated circuit. A chip.
6. Step 6. Integrated circuit — is part of — Payment card. An EMV chip.

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