Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Anthrax ?
    ### Response:
    Anthrax is a disease caused by Bacillus anthracis, a germ that lives in soil. Many people know about it from the 2001 bioterror attacks. In the attacks, someone purposely spread anthrax through the U.S. mail. This killed five people and made 22 sick.     Anthrax is rare.
    