BHP CCO Vandita Pant said the project supported BHP's decarbonisation ambitions.
Could BHP's proposed takeover of OZ Minerals stifle innovation?
The rejected bid caused OZ shares to soar about 35%.
Besides BHP, Ford has also signed battery metals deals with Rio Tinto, Vale and Syrah Resources.
Rio Tinto has paid almost $1 billion to settle its Singapore hub disputes with the ATO.
Both technologies can potentially cut emissions in steel mills by up to 30%.
BHP CEO Mike Henry says the strong fourth quarter capped off a year of significant progress.
KOTH allows Macmahon to further show its surface and underground mining capabilities.
Says the rate rise undoes the good work Australia has done and threatens future investment.
Case is on behalf of Brazilians impacted by the Samarco dam failure.