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 hepatitis B virus can cause: Acute (short-term) illness, the symptoms of which are flu-like and include loss of appetite, tiredness, joint and muscle pain, diarrhea, vomiting and jaundice. Most adults who get hepatitis B have this acute form of hepatitis B, and then get better. 1  Chronic (long-term) infection which can be very serious, and often leads to liver damage, liver cancer, or death. 2  The hepatitis B vaccine is the best way to prevent infection. It is a series of 3 or 4 shots usually given over a 6-to-12 month period. It is given by an injection into the arm muscle of adolescents and adults and thigh muscle of infants and young children.