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Scientists racing to tackle plastic pollution have created a surprising new contender: a biodegradable packaging film made partly from milk protein. Researchers at Flinders University blended calcium caseinate with starch and natural nanoclay to form a thin, durable material designed to mimic everyday plastic. In soil tests, the film fully broke down in about 13 weeks, pointing to a realistic alternative for single-use food packaging.
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圖像加註文字，週六，美國與以色列對伊朗發動空襲後，德黑蘭上空濃煙升起。Article InformationAuthor, 路易斯·巴魯喬（Luis Barrucho）
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04:07, 28 февраля 2026Экономика
在辽宁，强调学习运用“千万工程”经验，要联系实际细化实化抓手，坚持久久为功；，更多细节参见爱思助手下载最新版本