Airlines move people, cargo, business, tourism, medical supplies, and global commerce every single day. When most people think about airlines, they picture aircraft, pilots, flight attendants, airports, baggage systems, and ticket counters. What they may not immediately see is the deep connection between airline operations and chemical manufacturing. Behind every safe flight, clean cabin, protected aircraft surface, maintained engine component, deiced runway operation, and efficient maintenance schedule, there are chemical products playing a critical role. The airline industry is one of the most complex transportation systems in the world. According to the Federal Aviation Administration, aviation depends on data, safety…