Category Nuances for scuba_gear:

• underwater,
• commercial,
• bulky,
• related,
• nautical,
• fragile,
• required,
• athletic,
• outdoor,
• special,
• suitable,
• essential,
• optional,
• sporting,
• necessary,
• peripheral,

Simple Categories for scuba_gear:

• equipment,
• gear,
• item,
• object,