Strontium unit Strontium unit The strontium unit is a unit used to measure the amount of radioactivity from strontium-90, a radionuclide found in nuclear fallout, in a subject's body. Since the human body absorbs strontium as if it were calcium, incorporating it into the skeleton, its presence is very common. One strontium unit is equal to one picocurie from strontium-90 per gram of calcium (37 becquerels per kilogram) in the subject's skeleton. The United States National Academy of Sciences holds that the maximum safe measure of strontium-90 in a person is one hundred strontium units (3700 Bq/kg). The average American is estimated
Radioactivity (song) film "Alice in Galaxy" and the 2010 documentary "Into Eternity". The song, as did other songs from "Radio-Activity", appeared in the Brazilian telenovela "Saramandaia". "Radioactivity" was re-issued 1991 as a single from Kraftwerk's remix album "The Mix". Featuring remixes by François Kevorkian and William Orbit. Fatboy Slim covered "Radioactivity" on his compilation album "". The song was released as a limited edition 7-inch single. Radioactivity (song) "Radioactivity" () is a song by the German electronic music band Kraftwerk, featuring Emil Schult. It was released in May 1976 as the lead and only single from their fifth studio album, "Radio-Activity" (1975).