Have they made recent claims, or are you referring to the less ambitious plans described in the article? > Last year, Tesla pledged to use lithium-iron-phospha

Have they made recent claims, or are you referring to the less ambitious plans described in the article? > Last year, Tesla pledged to use lithium-iron-phosphate batteries, which do not contain cobalt, in some of its electric cars. Huayou stock plummeted. Still, Reuters noted, “it was not clear to what extent Tesla intends to use L.F.P. batteries,” and the company “has no plans to stop” using batteries that contain cobalt.