Loading & TransportCâu 25 / 80
Why should you never smoke while loading or unloading hazardous materials?
a.A spark or flame could ignite flammable materials or vapors
b.It slows down the loading process
c.Smoking stains the packages
d.It violates the driver's logbook rules
Giải thích
Smoking near hazardous materials, especially flammable liquids, gases, explosives, and oxidizers, can ignite vapors and cause a fire or explosion. Keep all ignition sources at least 25 feet away when handling these materials. No smoking signs should be posted at loading areas.
Luyện miễn phí toàn bộ 80 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- What must you do with the engine before loading or unloading most hazardous materials?
- When loading hazardous materials, how should containers be secured?
- What tool must never be used near packages of Class 1 explosives?
- What does the term 'do not load together' refer to in hazmat transport?
- How far from the cargo must certain materials like cyanides be kept from acids?
- What must you check before loading a package of hazardous material?
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Đội Ngũ Biên Tập PrepPass · Đối chiếu với CDL Hazardous Materials (H) Endorsement Knowledge Test · Quy trình kiểm tra