Anchor escapement and gutenberg printing press: what they have in common

1. Step 1. Anchor escapement — is part of — Pendulum clock. An anchor escapement.
2. Step 2. Pendulum clock — evolved into — Quartz clock. Quartz replaced the pendulum as the frequency standard.
3. Step 3. Quartz clock — uses — Piezoelectric effect. The quartz resonator vibrates thanks to the piezoelectric effect.
4. Step 4. Piezoelectric effect — is used in — Inkjet printer. Piezo heads eject droplets.
5. Step 5. Inkjet printer — uses — Ink. Ink.
6. Step 6. Ink — is used in — Gutenberg printing press. An impression needs ink; Gutenberg used an oil-based one.

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