What are 5 facts about airplanes?

5 Surprising Facts About Airplanes

Air travel is a marvel of modern engineering, yet many of its intriguing aspects remain hidden beneath the surface. Here are five surprising facts about airplanes that will shed new light on this fascinating mode of transportation:

1. Lightning’s Harmless Embrace

Contrary to popular belief, lightning strikes on airplanes are quite common. However, the aluminum exterior of an aircraft acts as a Faraday cage, diverting the electrical current around the fuselage and into the ground. This ingenious design ensures that lightning strikes are typically harmless to passengers and the aircraft itself.

2. Takeoff and Landing: The Critical Phases

Statistically, takeoff and landing are the most critical phases of air travel. This is because lower altitudes increase the risk of accidents due to factors such as wind shear, bird strikes, and potential runway incursions. Pilots undergo rigorous training to navigate these demanding stages with precision and safety.

3. A Tapestry of Materials

While aluminum is the primary material used in aircraft construction, planes also incorporate a wide range of other materials. This includes composite materials, such as carbon fiber, which offers strength and lightness. Titanium, known for its heat resistance, is employed in engines and high-temperature sections. Even plastics find their place in aircraft interiors, providing durability and weight efficiency.

4. The Enduring Lifespan of an Aircraft

Commercial airplanes are remarkably long-lived, with an average lifespan of 30-35 years. This is due to rigorous maintenance and inspection programs that ensure their structural integrity and airworthiness. Passenger safety is a top priority, and aircraft are meticulously inspected before each flight to prevent any potential issues.

5. Location Matters: Passenger Safety Varies

Passenger safety on an airplane is influenced by their location within the aircraft. Studies have shown that passengers seated over the wings experience the least amount of impact in the event of a crash. This is because the wings provide a buffer and absorb some of the force. Conversely, passengers seated in the rear of the aircraft tend to experience more impact due to the greater distance from the center of gravity.