Common HazardsCâu 39 / 100
Which of the following is an engineering control for a construction hazard?
a.A safety poster
b.A machine guard that physically blocks contact with moving parts
c.A written policy
d.A warning email
Giải thích
An engineering control physically removes or isolates a hazard, such as a machine guard, ventilation system, or trench shield. Engineering controls rank above administrative controls and PPE in the hierarchy. They protect workers without depending on individual behavior.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
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- Which is the correct order of the hierarchy of controls from most to least effective?
- What should a worker do if they discover a hazard they cannot correct themselves?
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