【判断题】
锅炉水循环的停滞会造成受热面过热、鼓包、管子涨粗甚至爆管事故。
A. 对
B. 错
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外力除去后构件恢复原有的形状,即变形随外力的除去而消失,这种变形称为塑性变形。
A. 对
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用人单位安排未经职业健康检查的劳动者从事接触职业病危害的作业的,并处5万元以上30万元以下的罚款;情节严重的,责令停止产生职业病危害的作业,或者提请有关人民政府按照国务院规定的权限责令关闭。
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用人单位是职业健康监护工作的责任主体,其主要负责人对本单位职业健康监护工作全面负责。
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职业性危害因素所致职业危害的性质和强度取决于危害因素的本身理化性能。
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职业病危害较重的建设项目,其职业病危害预评价报告应当报安全生产监督管理部门审核;职业病防护设施竣工后,由安全生产监督管理部门组织验收。
A. 对
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输送有毒、易燃和易腐蚀物料的机泵,在解体检修之前,必须将泵体内残液放净。
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严禁在油气区内用有色金属敲打撞击作业。
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易燃易爆场所必须采用防爆型照明灯具。
A. 对
B. 错
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运输散装固体危险物品,应根据性质,采取防火、防爆、防水、防粉尘飞扬和遮阳措施。
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最小点火能是指能引起爆炸性混合物燃烧爆炸时所需的最小能量。最小点火能数值愈大,说明该物质愈易被引燃。
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堆放各种爆炸品时,要求做到牢固、稳妥、整齐,防止倒垛,便于运输。
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储存危险化学品建筑物内不宜增设采暖设施。
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《常用危险化学品的分类及标志》中此图形为腐蚀品的安全标志。
A. 对
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自燃物品是指常温下与空气接触能缓慢氧化,积热不散而引起自燃的物品。
A. 对
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遇湿易燃物品库房必须干燥,严防漏水或雨雪浸入,但可以在防水较好的露天存放。
A. 对
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危险化学品包装修理过后如果符合危险货物运输包装性能试验的要求,可以重复使用。
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根据《危险化学品重大危险源辨识》,乙烯临界量为30t。
A. 对
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可燃固体的粉尘能与空气形成爆炸性混合物。
A. 对
B. 错
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在空气充足的条件下,可燃物与火源接触即可着火。
A. 对
B. 错
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遇湿易燃物品不会发生爆炸。
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B. 错
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道路交通事故、火灾事故自发生之日起7日内,事故造成的伤亡人数发生变化的,应当及时补报。
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黑火药类、爆炸性化合物可同库储藏。
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持续改进是指生产经营单位应不断寻求方法持续改进自身职业安全健康管理体系及其职业安全健康绩效,从而不断消除、降低或控制各类职业安全健康危害和风险。
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化学品安全标签上的警示词位于化学品名称的上方,必须醒目、清晰。
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甲、乙类仓库内严禁采用明火和电热散热器采暖。
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应按《化学危险品标签编写导则》编写危险化学品标签。
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