EmergenciesCâu 71 / 80
Why should you stay upwind of a hazardous materials leak?
a.To see the truck better
b.To keep the papers dry
c.To avoid breathing toxic fumes or vapors carried by the wind
d.To stay close to traffic
Giải thích
Wind carries toxic gases, vapors, and smoke away from the leak, so standing upwind reduces your exposure. Staying uphill also helps because many hazardous liquids and heavy gases flow or settle downhill. Positioning yourself safely is essential before doing anything else.
Luyện miễn phí toàn bộ 80 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- When should you use your fire extinguisher on a hazmat fire?
- What should you do if hazardous material is leaking from your vehicle?
- Who must be notified when there is a spill of a reportable quantity of a hazardous substance?
- What is the purpose of a hazmat security plan for carriers?
- What should a driver do to reduce the risk of hazmat theft or tampering during stops?
- If you are not trained or equipped to control a hazmat leak, what should you do?
Cập nhật gần nhất: · quy trình kiểm tra
Đội Ngũ Biên Tập PrepPass · Đối chiếu với CDL Hazardous Materials (H) Endorsement Knowledge Test · Quy trình kiểm tra