Nuclear meltdown of fission product radioactivity, by simple convection. The second test, deliberate shut-off of the secondary coolant loop that supplies the generators, caused the primary circuit to undergo the same safe shutdown. This test simulated the case of a water-cooled reactor losing its steam turbine circuit, perhaps by a leak. This is a list of the major reactor failures in which meltdown played a role: The China syndrome (loss-of-coolant accident) is a hypothetical nuclear reactor operations accident characterized by the severe meltdown of the core components of the reactor, which then burn through the containment vessel and the housing building, then
What About Us (The Saturdays song) spot on the UK Singles Chart. This became the band's first ever number-one single in the United Kingdom. For every one copy that Timberlake's "Mirrors" sold, The Saturdays sold two more copies of "What About Us". "What About Us" sold 114,000 copies in the first week of release, making it, at the time, the fastest selling single of 2013. The track sold 40,000 copies more than Timberlake, who was pushed back to number-two on the UK Singles Charts. The band said they were thrilled to be the UK's number-one with "What About Us". They went on to thanking their fans