Hanwha Aerospace explosion likely occurred while cleaning explosive waste: police

Last month's deadly explosion at a Hanwha Aerospace facility in Daejeon appears to have occurred while cleaning a washing machine that may have contained explosive waste residue, police officials said Thursday. The Daejeon Metropolitan Police Agency unveiled its initial assessment in a press briefing, citing a statement from a worker who was cleaning a tank within the washing machine at the time of the explosion on June 1 that left five workers killed and two others injured in the city located s