Laser surgery and micrometer: what they have in common

1. Step 1. Laser surgery — uses — Laser. A laser.
2. Step 2. Laser — is used in — Laser cutting. A laser.
3. Step 3. Laser cutting — uses — CNC machine. CNC.
4. Step 4. CNC machine — has part — Lead screw. Ball screws move the tables.
5. Step 5. Lead screw — uses — Screw. A lead screw is a screw.
6. Step 6. Screw — is used in — Micrometer. A precise screw with a 0.5 mm pitch.

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