ANKARA, May 24 (Xinhua) -- One people was killed and four others injured after an explosion rocked an gunpowder factory in Turkey's capital Ankara on Thursday.

The blast occurred in the Machinery and Chemical Industry Company in Ankara's Elmadag district, local NTV channel reported.

According to the initial report, one worker at the fuel processing center of the gunpowder factory was killed in the accident.

The wounded were immediately taken to the hospitals by the ambulances. An investigation into the cause of accident was underway.