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Chinese scientists have found a way to recycle lithium batteries using only carbon dioxide and water – eliminating the need for harsh, polluting chemicals to extract the lithium and upcycle cathode materials. The team from the Chinese Academy of Sciences and Beijing Institute of Technology said they used a “three-in-one” strategy to improve lithium recovery, upgrade transition metals like cobalt and nickel, and sequester carbon to eliminate waste by-products. Their method achieved a lithium...

Le blaster Nerf N1 Infinite propose une stratégie très simple : faire crouler l'adversaire sous un feu nourri. En effet, son très gros chargeur amovible peut contenir 40 fléchettes pouvant être tirées très rapidement grâce à un système de pompe.Points fortsGros chargeur facile à remplir.Précis.Puissant. Points faiblesS'enraye trop facilement....

BTS’ long-awaited full-group comeback concert in Busan is still months away, but hotel prices in the South Korean southeastern port city have already hit exorbitant levels, rekindling anger over “rip-off” room rates whenever mega-events come to town. Some properties have reportedly hiked prices by up to 10 times and even asked guests with existing bookings to cancel so they could resell at higher prices. The K-pop group is returning as a full act for the first time since all members completed...

Feel strongly about these letters, or any other aspects of the news? Share your views by emailing us your Letter to the Editor at letters@scmp.com or filling in this Google form. Submissions should not exceed 400 words I refer to your report, “Hong Kong’s religious communities unite in prayer to mourn Tai Po fire victims” (December 5), which described a picture of unity in diversity, as Muslims from Hong Kong and diplomats from South Asia gathered at Kowloon Mosque to pay their respects to the...