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2. China bans export of critical minerals to US as trade ...

   www.aol.com/news/china-bans-exports-gallium...

   China on Tuesday banned exports to the United States of the critical minerals gallium, germanium and antimony that have widespread military applications, escalating trade tensions the day after ...

3. China bans exports to US of gallium, germanium, antimony in ...

   www.aol.com/china-bans-exports-gallium-other...

   China is the biggest global source of gallium and germanium, which are produced in small amounts but are needed to make computer chips for mobile phones, cars and other products, as well as solar ...

4. Battery recycling - Wikipedia

   en.wikipedia.org/wiki/Battery_recycling

   Battery recycling is a recycling activity that aims to reduce the number of batteries being disposed as municipal solid waste.Batteries contain a number of heavy metals and toxic chemicals and disposing of them by the same process as regular household waste has raised concerns over soil contamination and water pollution. [1]

5. Molten-salt battery - Wikipedia

   en.wikipedia.org/wiki/Molten-salt_battery

   After shutdown a fully charged battery pack loses enough energy to cool and solidify in five-to-seven days depending on the amount of insulation. [citation needed] Sodium metal chloride batteries are very safe; a thermal runaway can be activated only by piercing the battery and also, in this unlikely event, no fire or explosion will be ...

6. Pentagon has strategic germanium stockpile but no gallium ...

   www.aol.com/news/pentagon-strategic-germanium...

   China's abrupt announcement on Monday of controls from Aug. 1 on exports of some gallium and germanium products, also used in electric vehicles (EVs) and fibre optic cables, has sent companies ...

7. Magnesium battery - Wikipedia

   en.wikipedia.org/wiki/Magnesium_battery

   A magnesium–air battery has a theoretical operating voltage of 3.1 V and energy density of 6.8 kWh/kg. General Electric produced a magnesium–air battery operating in neutral NaCl solution as early as the 1960s. The magnesium–air battery is a primary cell, but has the potential to be 'refuelable' by replacement of the anode and electrolyte.

8. Factbox-Companies respond to China's curbs on gallium and ...

   www.aol.com/news/factbox-companies-respond...

   (Reuters) - China said on July 3 it would restrict exports of two metals used in semiconductors and electric vehicles, escalating a technology war with the United States and potentially causing ...

9. Multivalent battery - Wikipedia

   en.wikipedia.org/wiki/Multivalent_battery

   Multivalent ion batteries are considered post-Li battery systems that can be potential alternatives to incumbent Li-ion and emerging Lithium metal systems. [1] Owing to their greater valency, they can provide greater energy density and storage capacity.