Which packaging innovation uses plant extracts that change color to indicate when food is no longer fresh, helping reduce food waste?

Sustainable and smart packaging is transforming how food products are presented, preserved, and marketed to consumers. Beyond mere containment, modern food packaging serves multiple functions including extending shelf life, communicating brand values, ensuring food safety, and reducing environmental impact. Test your knowledge about one groundbreaking packaging innovation that's changing the food industry landscape!

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

Thermochromic inks that reveal hidden messages when food reaches optimal consumption temperature
Anthocyanin-based bioactive labels that change from pink to blue as pH levels shift when food spoils
RFID-embedded smart packaging that sends notifications to smartphones when expiration dates approach
Oxygen-scavenging films that actively remove oxygen from packaging to extend shelf life