Motherboard and liquid-propellant rocket engine: what they have in common

1. Step 1. Motherboard — is made of — Fibreglass. The board is fibreglass laminate.
2. Step 2. Fibreglass — is material for — Heat shield. Ablative shields are fibreglass with phenolic resin.
3. Step 3. Heat shield — is part of — Space Shuttle. Heat-shield tiles.
4. Step 4. Space Shuttle — has part — Liquid-propellant rocket engine. Hydrogen-fuelled main engines.

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