Firearm and data centre: what they have in common
- Step 1. Firearm — uses — Reaction force. Recoil is Newton’s third law.
- Step 2. Reaction force — is used in — Turbojet engine. Thrust is the reaction of the jet.
- Step 3. Turbojet engine — has part — Compressor. The compressor compresses the air.
- Step 4. Compressor — is part of — Air conditioner. A compressor.
- Step 5. Air conditioner — is part of — Data centre. Cooling.