Blimp and pneumatic tube: what they have in common

1. Step 1. Blimp — uses — Helium. Helium.
2. Step 2. Helium — is material for — Superconducting magnet. It is cooled with liquid helium.
3. Step 3. Superconducting magnet — is part of — Maglev. Japan’s SCMaglev uses superconducting magnets.
4. Step 4. Maglev — evolved into — Hyperloop (concept). It develops the idea of magnetic levitation.
5. Step 5. Hyperloop (concept) — was inspired by — Pneumatic tube. Capsules in a tube — pneumatic post for people.

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