Gas and oil plant operators need knowledge in the following areas:

• Public Safety and Security: How to protect people and property.
• Mechanical: The design, use, and repair of machines and tools.
• English Language: The meaning and use of the English language.
• Production and Processing: How products are made and distributed.
• Computers and Electronics: Computer hardware and software.
• Mathematics: The rules and uses of numbers.
• Administration and Management: How to run a business or group.