Indonesia plans to ban the export of tin ingots to encourage investors to set up production facilities and develop its industries to process tin into other products at home.
Without a reliable source of the high assay low enriched uranium (HALEU) the reactors need, developers worry they won't receive orders for their plants.
The European Commission is weighing a proposal by the European Chemicals Agency that would classify lithium carbonate, chloride and hydroxide as dangerous for human health.
Possible sanctions on Russian metal, lawsuits, a battle to recover trust and a slump in nickel trading after the March fiasco are just some of the headwinds facing the LME.