1.What drywall thickness is used for 1-hour fire-rated walls?
1.用于 1 小时防火隔墙的石膏板厚度是？
2.Max distance between a wall and heavy trades wooden pole scaffolding?
2.墙体与重型行业木杆脚手架的最大距离是？
3.Which must be installed above the roof?
3.必须安装在屋顶上方的是？
4.Safest way to handle asbestos?
4.处理石棉最安全的方法是什么？
5.How should oily rags be stored at a jobsite?
5.油性抹布在工地应如何存放？
6.Can the constant-contact switch on a circular saw be disabled?
6.圆锯的持续接触开关能否禁用？
7.What PPE must employers provide during demolition?
7.拆除作业时雇主必须提供哪些个人防护装备（PPE）？
8.Max distance between a wall and suspended mason’s scaffold?
8. 墙体与悬挂式砖石脚手架的最大距离是多少？
9.When is asbestos most dangerous?
9.石棉在何种状态下最危险？
10.How discourage workplace sexual harassment?
10.如何防止职场性骚扰？
