Crystal Palace and GPS (satellite navigation): what they have in common

1. Step 1. Crystal Palace — has part — Window glass. About 300,000 panes of glass.
2. Step 2. Window glass — is part of — Solar panel. Tempered cover glass.
3. Step 3. Solar panel — is part of — Artificial satellite. Powering satellites.
4. Step 4. Artificial satellite — is part of — GPS (satellite navigation). A constellation of satellites.

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