Which innovative product design feature was first introduced in Mercedes-Benz vehicles in 1959 and has since become a universal safety standard in the transportation industry?

The transportation industry has witnessed remarkable product design transformations over the decades. From aerodynamic principles to sustainable materials, product designers have continuously pushed boundaries to enhance safety, efficiency, and user experience. This trivia question explores a significant design innovation that revolutionized the transportation industry. Test your knowledge about how product design thinking has shaped the vehicles we use today!

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Crumple zones (designed vehicle sections that deform during collision to absorb impact energy)
Anti-lock braking system (ABS)
Three-point seatbelt
Electronic stability control