Which critical safety issue led to the infamous Ford Pinto recall in the late 1970s, considered one of the most significant product safety cases in automotive history?

Product recalls in the transportation industry can have significant impacts on brand reputation, consumer safety, and regulatory standards. Some recalls have become landmark cases that changed how the industry approaches safety design and testing. This trivia question focuses on one of the most notorious product recall cases in automotive history that led to major changes in vehicle safety standards and corporate responsibility.

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Fuel tanks rupturing in rear-end collisions, causing fires and explosions
Steering column failures causing complete loss of vehicle control at highway speeds
Brake system malfunctions resulting in total brake failure under normal driving conditions
Seatbelt retractor mechanisms that would unexpectedly release during collisions