There was an explosion at one of the gunpowder depots at the Rheinmetall Expal Munitions plant in the Spanish province of Murcia, Infobae reported.
According to the newspaper, six people were injured in the explosion.
The explosion also caused two fires with a total area of 3,000 square metres.
We shall remind you that earlier, the Public Relations Centre of the Russian Federal Security Service said that a Russian citizen who had committed a series of arson attacks on behalf of the Security Service of Ukraine had been detained.