Be the force that propels the Army forward. As a Petroleum Laboratory Specialist for the Army National Guard, your main responsibility will be to ensure the quality, purity, and durability of all fuels used in Army operations. As a Petroleum Laboratory Specialist, you will supervise or conduct laboratory tests on petroleum, oil, and lubricant products. Specific duties may include: obtaining or receiving petroleum product samples; conducting laboratory tests for contaminants strength, and toxic qualities; evaluating test results against specification requirements; making recommendations regarding product disposition; following fire prevention and safety control procedures; testing on clothing, food, paints, and plastics; and keeping detailed laboratory records and files.