{"id":"f554078c-742c-4095-8ff3-0b528ff2d5e6","slug":"hanwha-daejeon-explosion-2026-06","kind":"fatality","headline":"Explosion at Hanwha Aerospace Daejeon rocket propellant plant kills five, injures two","summary":"An explosion and fire on a rocket propellant production line at Hanwha Aerospace's Daejeon plant killed five workers and injured two others. The blast occurred while water was being used to clean explosive material from tools. CEO Son Jae-il was booked under South Korea's Serious Accidents Punishment Act. 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Initial KRW 49.6 billion ($33.5M) contract for several dozen 6x6 vehicles, delivery 2027-2028.","keyFacts":[],"reviewNote":null,"exposureHours":null,"deploymentMilesEstimate":null,"exposureBasis":null,"customerSegment":"defense","scaleTier":"pilot_lt10","contractValueUsd":null,"contractValueBasis":null,"customerCompanyId":null,"customerExternalName":null,"createdAt":"2026-08-08T23:24:39.827Z","updatedAt":"2026-08-21T14:22:27.723Z"},"company":{"id":"c741507c-127c-43d9-a836-49138a9930d0","name":"Hanwha Aerospace","slug":"hanwha-aerospace","description":"Hanwha Aerospace is South Korea's leading defense and aerospace company, developing unmanned ground vehicles including the [Arion-SMET](/models/hanwha-arion-smet) 6x6 UGV and its GRUNT variant. A subsidiary of [Hanwha Group](https://www.hanwha.com) formerly known as Samsung Techwin, the company manufactures artillery systems, armored vehicles, aircraft engines, and rocket propulsion, and is Korea's only gas turbine engine maker. 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