When operating at a haz mat scene, which of the following is required when using PPE?

• A. Hydrate frequently
• B. Utilization of the buddy system
• C. After each use
• D. Back up personnel should be advised of the incident action plan and positioned in the cold zone

Answer: (B)

PPE use at hazmat scenes reduces visibility, mobility, and communication, so having a partner is required. The buddy system ensures someone is watching you closely while you’re in protective gear, ready to assist with donning and doffing, monitor for signs of heat stress or equipment problems, and help with an emergency rescue if you’re incapacitated. Because PPE can slow movements and limit senses, having a partner provides immediate support, improves communication, and helps maintain safety throughout the operation. Hydration is important for overall safety, but it isn’t a PPE-specific requirement. The idea of “after each use” is vague, and while backup personnel in the cold zone is a good safety practice, it isn’t the PPE-use requirement being described.