Vent windows and rocket: what they have in common

1. Step 1. Vent windows — is part of — Greenhouse. Venting when overheated.
2. Step 2. Greenhouse — uses — Greenhouse effect. Glass lets light in and holds heat.
3. Step 3. Greenhouse effect — uses — Infrared radiation. Infrared radiation is trapped.
4. Step 4. Infrared radiation — is used in — Infrared seeker. The infrared radiation of the target.
5. Step 5. Infrared seeker — is part of — Guided missile. A seeker.
6. Step 6. Guided missile — evolved from — Rocket. A rocket with guidance.

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