Which World War II fighter aircraft's surplus parts were remarketed by the manufacturer as what became an iconic civilian product in the 1950s?

Throughout history, military conflicts have not only shaped nations but also influenced retail marketing and product endorsements. In the aftermath of major wars, military equipment, uniforms, and memorabilia often entered civilian markets in surprising ways. This poll tests your knowledge about how military products transformed into civilian retail successes and how companies leveraged war heroes for product endorsements.

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P-51 Mustang parts were repurposed by North American Aviation to create the first popular home lawnmowers
B-17 Flying Fortress oxygen systems were converted by Boeing into the first home air purifiers
P-38 Lightning gun camera housings were repurposed by Lockheed to create the View-Master stereoscopic viewer
Spitfire cockpit canopies were repurposed by Supermarine to make the first bubble umbrellas