Destroyer and parachute: what they have in common

1. Step 1. Destroyer — has part — Steam turbine. Turbines.
2. Step 2. Steam turbine — evolved into — De Laval nozzle. De Laval invented the nozzle for a steam turbine.
3. Step 3. De Laval nozzle — is part of — Liquid-propellant rocket engine. A nozzle.
4. Step 4. Liquid-propellant rocket engine — is part of — R-7 rocket. RD-107 and RD-108 engines.
5. Step 5. R-7 rocket — evolved into — Soyuz. The Soyuz rocket belongs to the R-7 family.
6. Step 6. Soyuz — has part — Parachute. Landing by parachute.

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