What does 48hrs of strike action mean for the world's largest bulk export port?

Workers strike at BHP's Port Hedland iron ore hub in first major industrial action in 25 years

Unionized workers at BHP Group's Port Hedland operations in Western Australia launched rolling strikes over a pay dispute, with participation growing to approximately 150 workers by the second day. The industrial action at the world's largest bulk export port could cost BHP up to $100 million in revenue.