Pitchfork and fitness tracker: what they have in common

1. Step 1. Pitchfork — has part — Handle. A handle.
2. Step 2. Handle — is part of — Reflex hammer. A handle.
3. Step 3. Reflex hammer — is made of — Vulcanized rubber. A rubber head.
4. Step 4. Vulcanized rubber — is material for — Fitness tracker. The strap is silicone.

Open Evothings