Transportation
Knowledge of principles and methods for moving people or goods by air, rail, sea, or road, including the relative costs and benefits.
Engineering and Technology
Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.
Mechanical
Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
Coordination
Changing what is done based on other people's actions.
Public Safety and Security
Knowledge of relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions.