Bra and smart meter: what they have in common
- Step 1. Bra — is made of — Silk. Mary Phelps Jacob’s bra was made of silk handkerchiefs.
- Step 2. Silk — works like — Nylon. Nylon was created as a substitute for silk.
- Step 3. Nylon — is material for — Electric toothbrush. The bristles are nylon.
- Step 4. Electric toothbrush — uses — Electromagnetic induction. Wireless charging by induction.
- Step 5. Electromagnetic induction — is used in — Electricity meter. An induction meter has a rotating disc.
- Step 6. Electricity meter — evolved into — Smart meter. A digital meter.