# Smart packaging film 'lights up' under UV as meat loses freshness

- Source: Phys.org - latest science and technology news stories
- Published: 2026-11-06T18:40:01+00:00
- Category: Science
- Original: https://phys.org/news/2026-11-smart-packaging-uv-meat-freshness.html
- Canonical: https://groundlevelnews.com/story/smart-packaging-film-lights-up-under-uv-as-meat-loses-freshness-aa0fd5/

Food spoilage causes chemical changes that are not always easy to detect by appearance alone. To provide a clearer indication of freshness and quality, researchers at Kyushu University have developed a smart packaging film that changes color and glows under ultraviolet (UV) light as meat loses freshness. Tested with refrigerated mutton, the film responds to compounds released during spoilage, offe

_Ground Level News shows a short summary only; the full article and all rights belong to Phys.org - latest science and technology news stories._