Published February 25, 2013. It's a wrap on the Oscars! Django Unchained was the night's first winner, scoring a Best Supporting Actor prize for Christoph Waltz. The film also earned writer/director Quentin Tarantino a nod for Best Original Screenplay.
Spontaneous combustion. Spontaneous combustion or spontaneous ignition is a type of combustion which occurs by self-heating (increase in temperature due to exothermic internal reactions), followed by thermal runaway (self heating which rapidly accelerates to high temperatures) and finally, autoignition.
What happens during the fission of uranium? Fission happens when an unstable nucleus breaks apart, creating two nuclei, each with very roughly half of the mass of the original. Fission can result from the atom having a â¦neutron collide with it, or it can happen spontaneously.