This may include operating specialized pumping equipment to load trucks, ships, trains, and aircraft; selecting and submitting samples of petroleum-based products for testing; performing petroleum and water accounting activities; testing petroleum samples for contamination, repairing specialized equipment, and being knowledgeable about facility safety procedures and storage guidelines. Advanced Petroleum Supply Specialists take on management duties, such as supervising and training other Soldiers, assigning duties and spot checking work quality, and assuring adherence to safety procedures.