Petrobras S.A. (PBR) , the Brazilian state-owned energy company, has signed a Protocol of Intent with Companhia Siderúrgica Nacional (“CSN”) and CSN Inova Soluções to develop a low-carbon hydrogen plant in Brazil. The agreement, which marks the beginning of a business partnership between the companies, is aimed at building a commercially viable low-carbon hydrogen plant in Paraná, Brazil.Low-carbon hydrogen can be used for various industrial processes and as a clean fuel. It can help reduce the carbon footp ...