Category Nuances for boat_building:

• everyday,
• ancillary,
• marine,
• domestic,
• educational,
• new,
• heavy,
• maritime,
• small,
• sporting,
• related,
• specialised,
• industrial,
• larger,
• supporting,
• traditional,
• alternative,
• auxiliary,
• organized,
• smaller,
• commercial,
• off,

Simple Categories for boat_building:

• job,
• business,
• unit,
• industry,
• use,
• process,
• construction,
• operations,
• event,
• sector,
• trade,
• activity,
• facility,
• occupation,