This part of the SHELL model are the physical elements of a system, which in aviation may include aircraft, airports, ground vehicles, air traffic control systems, and their constituent components. Group of answer choices Software Hardware Environment Liveware 13. The National Institute of Occupational Safety and Health suggests that controlling exposure to hazards in the workplace is vital to protecting workers (and passengers). *a. True b. FalseUtilizing safety culture as a means of deliberately managing anxiety in your organization may seem paradoxical to the principles of trust and justness but it serves as an example of how the management of safety culture can require some counterintuitive strategies. Group of answer choices True False