MOSFET and router: what they have in common

1. Step 1. MOSFET — is used in — EPROM. A floating-gate transistor.
2. Step 2. EPROM — is made of — Silica (sand). The UV-erase window is quartz glass.
3. Step 3. Silica (sand) — is material for — Internet. The backbones are silica optical fibre.
4. Step 4. Internet — has part — Router. A network of routers.

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