韩国发电厂坍塌事故瞬间：60米高锅炉塔无预兆整体坍塌

Core Points - A collapse incident occurred at the Ulsan thermal power plant in South Korea on November 7, resulting in the sudden failure of a 60-meter high boiler tower during normal operations [1] - At the time of the incident, nine workers were on site, with two rescued immediately after the collapse [1] - Among the five workers later found, one has been confirmed dead and four are presumed dead, while search efforts continue for two additional missing workers [1]