Weaving shuttle and modem: what they have in common

1. Step 1. Weaving shuttle — is part of — Loom. It lays the weft.
2. Step 2. Loom — is part of — Bouchon’s loom. The loom as the base.
3. Step 3. Bouchon’s loom — is made of — Paper. The program is a perforated paper tape.
4. Step 4. Paper — is material for — Loudspeaker. The cone is paper.
5. Step 5. Loudspeaker — is part of — Telephone. The earpiece reproduces the other person’s voice.
6. Step 6. Telephone — is used in — Modem. It works over a telephone line.

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