Ключевые слова: 5 whys, analysis, business, causal factor, cause, challenges, concept, danger, effect, effect analysis, environment, failure, failure based, failure mode, fault tree, faults, fishbone diagram, five why, hazard, job safety, kaizen, machine, man, management, management oversight, material, measurement, method, people, problem, problem solving, process based, production based, question, rca, resolve, risk, risk assessment, risk management, risk tree, root, root cause, safety based, sysmptom, systems based, timeline, what if,