Which of these now-common consumer products was initially developed during WWII by Lockheed engineer Harry Markus Jr. specifically for military pilots before becoming a massive commercial success?

Throughout history, many consumer products we use daily were originally developed for military applications before becoming commercial successes. From the internet to microwave ovens, military R&D has transformed civilian life in unexpected ways. This poll tests your knowledge about one of the most significant military-to-consumer product transitions that changed both warfare and everyday life.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Ray-Ban Aviator sunglasses
Super Glue (cyanoacrylate adhesive)
Duct tape
Zippo lighters