Torsion beam with small balls and CNC machine: what they have in common

1. Step 1. Torsion beam with small balls — is part of — Torsion balance. Small balls on a rod.
2. Step 2. Torsion balance — is made of — Silver. The suspension fibre is a thin silver wire.
3. Step 3. Silver — is material for — Mirror. A silver coating.
4. Step 4. Mirror — is part of — Laser. A resonator made of mirrors.
5. Step 5. Laser — is used in — Laser cutting. A laser.
6. Step 6. Laser cutting — uses — CNC machine. CNC.

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