Chip log board and diesel engine: what they have in common

1. Step 1. Chip log board — is part of — Chip log. A sector that is slowed by the water.
2. Step 2. Chip log — has part — Rope. On a line with knots.
3. Step 3. Rope — is part of — Block and tackle. The rope runs around the pulleys.
4. Step 4. Block and tackle — is part of — Drilling rig. The block and tackle lifts the drill string.
5. Step 5. Drilling rig — has part — Diesel engine. The drive.

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