The blaze may complicate the London-based company’s plan to sell its assets that mine the steelmaking fuel, after it rebuffed a $49 billion takeover by BHP Group.
Workers at the Port Talbot and Llanwern sites in Wales, represented by the Unite union, are locked in a dispute with India-owned Tata Steel over its decision to close the blast furnaces and cut up to 2,800 jobs.