Booklice, also called psocids, are not true lice. While they resemble lice in size and shape, booklice feed only on fungi or mold. If you find them in grain or other stored food products, it is an indication of high humidity which encourages mold growth.
Primary Cause of Hepatitis B. of transmission of an infectious agent by another person by one or more of the following: saliva, air, cough, fecal-oral route, surfaces, blood, needles, blood transfusions, sexual contact, mother to fetus, etc.
Hepatitis B is a contagious liver infection caused by hepatitis B virus. There is Hepatitis B virus in the blood and body fluids of infected persons. The disease can be transm â¦ itted through blood, semen, vaginal fluids, and many other body fluids.epatitis B is a viral infection. It is a virus. Only one virus causes Hepatitis B. It infects the liver. A vaccine exists to prevent it. It is blood borne. If you are in the â¦ same room with someone who has it, you will not catch it.