Bandage and submarine: what they have in common

1. Step 1. Bandage — is part of — First aid kit. Bandages.
2. Step 2. First aid kit — has part — Tourniquet. A tourniquet.
3. Step 3. Tourniquet — is made of — Leather. The strap of a tourniquet is leather.
4. Step 4. Leather — is material for — Submarine. It was covered with leather.

Open Evothings