单项选择题
Which of the listed conditions can be considered as the single greatest cause of accidents?()
A.Speed
B.Excessive knowledge or skill
C.Human error
D.Excitement
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相关考题
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单项选择题
Which of the following must be eliminated to prevent accidents?()
A.Unsafe actions
B.Orderliness
C.Frequent inspections
D.Good work habit -
单项选择题
Which of the following is not a recommended safe practice?()
A.Securing equipment against slipping or drifting
B.Operating machinery at its recommended speed
C.Repairing loose handles on tools before using
D.Using tools for purpose for which they are not designed -
单项选择题
When required to work where there may be explosive gases, you should use tools which are ()
A.approved by the Coast Guard
B.high carbon steel
C.fixed with a ferrous cover
D.nonsparking
