Teflon and greenhouse: what they have in common

1. Step 1. Teflon — is material for — Bread machine. A non-stick coating.
2. Step 2. Bread machine — uses — Microcontroller. Programs.
3. Step 3. Microcontroller — is part of — Remote control. A microcontroller sends the codes.
4. Step 4. Remote control — uses — Infrared radiation. An infrared signal.
5. Step 5. Infrared radiation — is used in — Greenhouse effect. Infrared radiation is trapped.
6. Step 6. Greenhouse effect — is used in — Greenhouse. Glass lets light in and holds heat.

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