An ongoing slide in lithium prices even as demand for the battery metal continues to climb is a frustrating "paradox" not likely to be resolved before at least 2030, the world's largest producers told a major industry conference this week. Once a niche metal used primarily in greases, ceramics and pharmaceuticals, lithium's use in electric vehicles, large-scale battery storage and other electronic applications has grown rapidly, with demand up 24% last year and likely to grow 12% annually for the next decade, according to data from consultancy Fastmarkets. Oversupply from China, however, has dragged prices down more ... (full story)