Firearm and personal computer: what they have in common

1. Step 1. Firearm — includes — Cannon. A firearm.
2. Step 2. Cannon — uses — Casting. Barrels were cast.
3. Step 3. Casting — is used in — Linotype. It casts a line of type in metal.
4. Step 4. Linotype — has part — Keyboard. A keyboard.
5. Step 5. Keyboard — is part of — Personal computer. A keyboard.

Open Evothings