Copper can be mixed with other metals to form alloys, such as bronze (copper and tin) and brass (copper and zinc). Oxidized copper, or copper that has been exposed to air, develops a green coating or âpatinaâ that can be seen on old copper pennies, the Statue of Liberty, and copper roofs.
hepatitis b is an infectious hepatitis caused by the hepatitis b virus hbv this infection has two possible phases 1 acute and 2 chronic acute hepatitis b refers to newly acquired infections affected individuals notice symptoms approximately 1 to 4 months after exposure to the virusepatitis b is an infectious hepatitis caused by the hepatitis b virus hbv this infection has two possible phases 1 acute and 2 chronic acute hepatitis b refers to newly acquired infections affected individuals notice symptoms approximately 1 to 4 months after exposure to the virus
THE VIRUS. Hepatitis B is the worldâs most common liver infection. Hep B is a serious and potentially deadly liver infection. It is caused by becoming infected with the hep B virus (HBV). It can cause serious liver problems like inflammation, fibrosis, cirrhosis, and liver cancer. In the U.S., chronic (long-term) hep B affects many people.