（“/”小停顿  “//”大停顿   bold 加重语气）

A Hazard Assessment意外危险测试 should be performed for work involving distillations蒸馏 of organic liquids/ and should thoroughly address彻底地应对 issues relating to residual剩余的 water/ and possible decomposition分解 of the solvent溶剂 in question所用到的,// as well as the physical placement物理上的移动 of the distillation apparatus仪器/ and heating equipment to be employed被使用的.