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ข้อคิดเห็นที่
1: ใช้คำ " safety triangle theory " ค้นหา ใน http://www.google.com/ http://concreteproducts.com/mag/concrete_reevaluating_incident_pyramid/ The safety triangle, commonly known as the safety pyramid or accident pyramid, has recently come under attack from safety professionals. It was originated in 1931 by H.W. Heinrich and detailed in his book, Industrial Accident Prevention: A Scientific Approach. http://www.associatedcontent.com/article/2305665/heinrichs_triangle_explained_.html โดย: More Eyes [2 ก.พ. 2553 22:20] |