Model railway and car: what they have in common

1. Step 1. Model railway — works like — Steam locomotive. A model.
2. Step 2. Steam locomotive — evolved into — Diesel locomotive. It replaced the steam locomotive.
3. Step 3. Diesel locomotive — has part — Air brake. Air brakes.
4. Step 4. Air brake — evolved into — Anti-lock braking system (ABS). Anti-skid systems first appeared in aviation and on railways.
5. Step 5. Anti-lock braking system (ABS) — is part of — Car. Modern cars.

Open Evothings