A comet is made up of material that gets evaporated easily by the Sun, so comets lose mass with each passage around the Sun. As much as one percent of their masses can be blown away. Comets may start out very icy, but this is not how they'll look for long, since the ice is the first thing to go.
Classified as toxic or drug-induced (idiosyncratic) hepatitis, non viral hepatitis is an inflammation of the liver. Most patients recover from this illness, although a few develop fulminating hepatitis or cirrhosis.
Viral hepatitis is inflammation of the liver caused by the hepatitis A, B, C, D, or E viruses. Depending on the type of virus, viral hepatitis is spread through contaminated food or water, contact with infected blood, sexual contact with an infected person, or from mother to child during childbirth.