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«Наша цель — новый миропорядок»Как война с Израилем и новые санкции изменили Иран и его отношение к России?3 ноября 2025。业内人士推荐91视频作为进阶阅读
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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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