Which packaging innovation was introduced in 1964 and led to a revolution in product convenience, but later became controversial for environmental reasons?

Packaging design has evolved dramatically over the decades, not just in aesthetics but in functionality and sustainability. Some packaging innovations have completely transformed industries and consumer behavior, creating new standards and expectations. This trivia question explores a groundbreaking packaging invention that changed how we interact with a common household product and sparked an environmental revolution in packaging design.

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

The pull-tab aluminum can
Tetrapak aseptic carton
Aerosol spray can with CFC propellant
Plastic blister packaging