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Brewing tea removes lead from water
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- westurner 2y ago/? tea bag microplastic: https://www.google.com/search?q=tea+bag+microplastic https://www.google.com/search?q=tea+bag+microplastic There are glass and silver tea infusers. "Repurposed beer yeast encapsulated in hydrogels may offer a cost-effective way to remove lead from water" https://phys.org/news/2024-05-repurposed-beer-yeast-encapsulated-hydrogels.html https://phys.org/news/2024-05-repurposed-beer-yeast-encapsul... "Yeast-laden hydrogel capsules for scalable trace lead removal from water" (2024) https://pubs.rsc.org/en/content/articlelanding/2024/su/d4su00052h https://pubs.rsc.org/en/content/articlelanding/2024/su/d4su0... . "Application of brewing waste as biosorbent for the removal of metallic ions present in groundwater and surface waters from coal regions" (2018) https://www.sciencedirect.com/science/article/abs/pii/S2213343718300058 https://www.sciencedirect.com/science/article/abs/pii/S22133... . https://ethz.ch/en/news-and-events/eth-news/news/2024/03/turning-waste-into-gold.html https://ethz.ch/en/news-and-events/eth-news/news/2024/03/tur... : > Protein fibril sponges made by ETH Zurich researchers [from whey protein] are hugely effective at recovering gold from electronic waste.