Mineral wool and particle accelerator: what they have in common

1. Step 1. Mineral wool — is used in — Thermal insulation. Insulation material.
2. Step 2. Thermal insulation — is used in — Vacuum flask. Insulation.
3. Step 3. Vacuum flask — uses — Vacuum. The vacuum between the walls does not conduct heat.
4. Step 4. Vacuum — is used in — Particle accelerator. A vacuum chamber.

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