Burial chamber with sarcophagus and centrifugal pump: what they have in common

1. Step 1. Burial chamber with sarcophagus — is part of — Egyptian pyramid. The chamber with the sarcophagus.
2. Step 2. Egyptian pyramid — uses — Inclined plane. According to a common hypothesis, the blocks were raised on ramps.
3. Step 3. Inclined plane — is used in — Ladder. Climbing to a height.
4. Step 4. Ladder — is part of — Fire truck. An extending ladder.
5. Step 5. Fire truck — has part — Centrifugal pump. A fire pump.

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