Neutralizing brushes and saw: what they have in common

1. Step 1. Neutralizing brushes — is part of — Electrostatic machine. Neutralizers.
2. Step 2. Electrostatic machine — evolved into — Van de Graaff generator. A belt generator.
3. Step 3. Van de Graaff generator — is made of — Vulcanized rubber. The belt is rubber.
4. Step 4. Vulcanized rubber — is material for — Reflex hammer. A rubber head.
5. Step 5. Reflex hammer — has part — Handle. A handle.
6. Step 6. Handle — is part of — Saw. A handle.

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