Finnish researchers created a biodegradable UV-filter from red onion dyes and nanocellulose that blocks 99.9% of harmful UV light and lets through 80% of useful sunshine. It outlasted petroleum-based plastics—ups solar tech and honors Earth’s materials.
(c) Abishek Hayare

Filter na gawa sa balat ng sibuyas, pampatagal sa solar panels

Mga siyentipiko sa Finland gumawa ng biodegradable na UV filter mula sa pulang sibuyas at nanocellulose: epektibong humiharang ng 99.9% ng UV at pinapasa ang 80% ng liwanag. Mas matibay kaysa plastiko at maluob sa kalikasan—isang maliit na himala.

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