About 1 hour after shutdown, the decay heat will be about 1.5% of the previous core power. After a day, the decay heat falls to 0.4%, and after a week it will be only 0.2%.
Riboflavin, also known as vitamin B2, is a vitamin found in food and used as a dietary supplement. As a supplement it is used to prevent and treat riboflavin deficiency and prevent migraines. It may be given by mouth or injection. It is nearly always well tolerated.
Medical Definition of RIBOSOMAL RNA. : RNA that is a fundamental structural element of ribosomesâcalled also rRNA. RNA that is a fundamental structural element of ribosomes âcalled also rRNA.