Radium is the third album of Finnish industrial metal band Ruoska; it was released on 22 March 2005.

Two remixes of the song "Kosketa" were included on the Tuonen viemää and Helvettiin jäätynyt singles.

A remix of "Irti" was also included on Helvettiin jäätynyt single.

During the album recording, these were the band members: The only song from this album made into a music video is "Tuonen viemää".