用unsafe condition造句子，“unsafe condition”造句

A typical oxygen central installation includes cylinders, manifold and piping, rigidly secured to a bulkhead in order to prevent the possibility of unsafe condition in a seaway.

You should not have sold the motor-cycle in that unsafe condition; sooner or later your misdeeds will come home to roost.

You should not have sold the car in that unsafe condition;sooner or later your misdeeds will come home to roost.

Accidents are caused by either unsafe conditions or unsafe acts.