Describe the RCRA hazardous waste codes F, K, P, and U and what they indicate.

• A. F codes indicate wastes from non-specific sources; K codes indicate wastes from specific sources; P and U codes are discarded unused chemicals.
• B. F codes indicate wastes from specific sources; K codes indicate wastes from non-specific sources; P and U codes are discarded unused chemicals
• C. F codes indicate wastes from non-specific sources; K codes indicate wastes from non-specific sources; P and U codes are hazardous waste
• D. F codes indicate wastes from non-specific sources; K codes indicate wastes from specific sources; P and U codes are discarded recyclable materials

Answer: (A)