Blacksmith’s tongs and shaduf: what they have in common

1. Step 1. Blacksmith’s tongs — is used in — Forge. The smith holds the workpiece with tongs.
2. Step 2. Forge — is used in — Forging press. The workpiece is heated in a forge before pressing.
3. Step 3. Forging press — has part — Hydraulic cylinder. Working cylinders.
4. Step 4. Hydraulic cylinder — is part of — Forklift. Lifting the forks.
5. Step 5. Forklift — uses — Counterweight. A counterweight.
6. Step 6. Counterweight — is used in — Shaduf. The counterweight makes lifting the bucket easier.

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