The study of the atmosphere and the processes that produceweather and climate is. 11. The science of is the study of the universe. Formation of Earth 12. The hypothesis suggests that the bodiesof our solar system evolved from an enormous rotating cloudcalled the solar nebula.
Definition of selfâpurification. 1  1 : purification by natural process selfâpurification of water. 2  2 : purification of oneself.
Pyrolytic Clean. Pyrolytic is the most common type of self-clean cycleâso common, in fact, that it's often considered synonymous with the term self-clean.. Running a pyrolytic self-clean cycle can make your kitchen hot and smelly, but it's also simple and effective.