An Introduction to Managing Process Safety Hazards; Unit 1-4 Exam With Multiple Choices Questions Fully Solved

Process safety management is intended to: - correct answers Prevent catastrophic process incidents Which of the following best characterizes the Seveso incident? - correct answers Not Sure The chemical Safety Board does not have the authority to issue fines or citations - correct answers True The CCPS Risk Based Process Safety management model groups the management pillars around how many foundational blocks - correct answers 4 In the US and Europe, which of the following pairs of incidents are most closely associated with the rise of modern process safety regulation? - correct answers Bhopal and Seveso The methyl isocyanate release in Bhopal was so devastating because the process had been designed without any release mitigating safeguards - correct answers False Smaller operations, which handle less regulatory triggering quantities of hazardous substances, are not considered to be vulnerable to process safety issues. - correct answers False The science of process safety management was developed with the express of intent of improving workplace safety. - correct answers False Of the following, which is the most recent model for process safety management? - correct answers CCPS' Risk Based Process Safety Tracking lost time accidents is an excellent metric to access process safety effectiveness. - correct answers False Which of the following warning signs are commonly associated with process safety culture? - correct answers All of the above The Process Safety Culture element is part of which foundational block of the risk based process safety management system? - correct answers Commit to Process Safety CCPS has a comprehensively defined process safety culture; even so, it is the hardest management element to audit - correct answers True Well-written comprehensive procedures for various management elements protect their effectiveness from being degraded by a poor Process Safety Culture. - correct answers False Of the case study examples shown in this module, which illustrates normalization of deviance? - correct answers All of the above Which of the following would be the most effective as a leading metric to evaluate Process Safety Culture? - correct answers -Average response time to the resolution of a process safety suggestion -Number of open recommendations (from risk anlayses, incident investigations, audits, and safety suggestions) A strong process safety culture can enhance the effectiveness of the incident investigation element. - correct answers True Which of the following organizational characteristics are most representative of Process Safety Culture? - correct answers -Provide timely response to process safety issues -Ensure open communications-Defer to expertise -Maintain a sense of vulnerability -Empower individuals to successfully fulfill responsibilities In the example of the exploded rotameter, which of the following causes most closely reflects a Process Safety Culture deficiency? - correct answers Use of a different, discredited cleanout procedure on off-shifts vs. day shifts Which of the following metrics is most appropriate to assess process safety culture? - correct answers Average response time to the resolution of a process safety suggestion Which of the following areas would you expect to be least likely involved in MOC? - correct answers Accounting The Management of Change element is part of which foundational block of the risk based process safety management system? - correct answers Manage Risk A HAZOP exercise is required activity in any MOC. - correct answers False Each department in a facility is free to determine what proposed action constitutes a "change". - correct answers False If it turns out that a temporary change is working out, it can be decided that the MOC can be considered closed, with no further action needed. - correct answers False If a change is only going to be short-term/temporary and then restored back to the original state, the MOC doesn't need to be activated. - correct answers False Which of the following PSM elements are commonly impacted by changes? - correct answers All of the above Which of the following would be most effective as a leading metric for a MOC program? - correct answers Percentage of work orders/requests which were misclassified as replacement in kind Which of the following actions would trigger an MOC review? - correct answers Not sure A replacement-in-kind does NOT necessitate a MOC review. - correct answers True The device shown is generally considered to be a safeguard against the hazard of ________________. - correct answers Flow The safeguard being shown here is active - correct answers False The evaporation rate from a spill is directly proportional to the area of the spill. - correct answers True Which device should be chosen to protect against reverse flow? - correct answers Check valve Which of the following is the most commonly used inerting gas? - correct answers Nitrogen What is the safeguard being shown here? - correct answers Line Blank The device shown is generally considered to be a safeguard against the hazard of ________________. - correct answers Pressure Which of the following is an active safeguard - correct answers -Flow Controller -Nitrogen Inerting Which of the following materials requires the lowest level of oxygen in the surrounding atmosphere to prevent a flash fire or explosion? - correct answers Methanol Which of the following is a passive safeguard? - correct answers Diking Double wall construction