Stapler knife blade and monitor: what they have in common

1. Step 1. Stapler knife blade — is part of — Surgical stapler. It slits the fabric between the rows.
2. Step 2. Surgical stapler — is made of — Titanium. Titanium staples.
3. Step 3. Titanium — is material for — Electronic ink. The white particles are titanium dioxide.
4. Step 4. Electronic ink — uses — Electromagnetism. The pigment moves in an electric field.
5. Step 5. Electromagnetism — is used in — Cathode-ray tube. The beam is deflected by a magnetic field.
6. Step 6. Cathode-ray tube — is part of — Monitor. The first monitors were CRTs.

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