https://www.reuters.com/article/us-volvo-cars-blockchain/volvo-cars-china-in-first-blockchain-project-for-recycled-cobalt-idUSKCN1US1T2

Volvo Cars, owned by China's Geely [GEELY.UL], has produced the first cars containing recycled cobalt mapped using a blockchain, and has joined a separate project to monitor cobalt from Democratic Republic of Congo, Volvo said.