Explosion and hydrofluoric acid gas leak near Gumi city in South Korea

In an incident of explosion in a chemical factory near Gumi in South Korea led to release of dangerous hydro fluoric acid gas and caused five deaths and affected more than 3000 persons apart from animals and crops in 524 acres. Some nearby factories in the affected area also shutdown their operations after the incident. The incident happened on 27.09.2012 and it is reported that the evacuation was done after villagers request.

http://www.gmanetwork.com/news/story/277261/news/world/thousands-treated-after-toxic-gas-leak-in-s-korea
http://globalvoicesonline.org/2012/10/08/south-korea-belated-response-to-toxic-gas-leak-affecting-thousands/
http://news.ph.msn.com/regional/thousands-treated-after-toxic-gas-leak-in-s-korea-reports
http://www.foxnews.com/world/2012/10/09/south-korea-declares-area-hit-by-toxic-chemical-leak-special-disaster-zone/