Category Nuances for pet_waste:

• common,
• hazardous,
• everyday,
• ordinary,
• harmful,
• up,
• urban,
• natural,
• detrimental,
• animal,
• possible,
• fecal,
• foreign,
• potential,
• preventable,
• organic,

Simple Categories for pet_waste:

• pollutant,
• matter,
• waste,
• material,
• contaminant,
• thing,
• contamination,
• item,