Firefighters need knowledge in the following areas:

• Public Safety and Security: How to protect people and property.
• Customer and Personal Service: Providing special services to customers based on their needs.
• Education and Training: The methods of teaching and learning.
• Building and Construction: The tools and methods used to construct buildings, roads, and other structures.
• English Language: The meaning and use of the English language.
• Mechanical: The design, use, and repair of machines and tools.
• Medicine and Dentistry: Injuries and illnesses and plans for treatment.
• Telecommunications: The tools used to send messages and data.
• Administration and Management: How to run a business or group.
• Transportation: The methods and costs for moving people, goods, and materials.
• Law, Government, and Jurisprudence: Laws, rules of the court, and the politics.
• Chemistry: The properties of substances and the changes that occur when they interact.
• Psychology: People, their actions, and mental processes and how to treat problems.
• Mathematics: The rules and uses of numbers.