Answer to Question 1
PtD causes designers to think through what workers will actually have to do in constructing the permanent features of a structure. If any aspect of the design creates a hazardous condition the design is altered to eliminate or mitigate the condition.
Answer to Question 2
Heinrich's theory has two central points: 1) Injuries are caused by the action of preceding factors; and 2) removal of the central factor (unsafe act/hazardous condition) negates the action of the preceding factors and, in so doing, prevents accidents and injuries.
A closer look at the structure and function of photosystem II
Formation and structure of a thymine dimer
Clients have certain rights like the rights to privacy, self-determination, and safety.
Plasticity of Secondary and Tertiary DNA Structure
Structure of the lac repressor
Views of Earth’s Layered Structure