What is the most expensive in the 21st century? talent. What is the most expensive in 2021? Lithium price. According to data from Shanghai Nonferrous Metals Network, as of November 17, the average price of domestic battery-grade lithium carbonate was 197,500 yuan / ton, an increase of 273% compared with the beginning of the year; the average price of domestic battery-grade lithium hydroxide was 194,500 yuan / ton, compared with It was up 293% at the start of the year. In just ten and a half months, lithium price