If a library doesn't receive federal funds, C.I.P.A. does not require it to in.stall blocking software. Libraries must in.stall and have operating some form of software designed to block access to ""visual depictions"" that are harmful to minors, obscene, and child po.rnography if a minor is using the computer. If an adult is using the computer, the library must block ""visual depictions"" of material that is obscene and child po.rnography.
The Supreme Court ruling supporting Internet filtering explained that the use of Internet filters in public libraries does not violate patrons' First Amendment rights because of the “ease” with which these filters can be removed for “bona fide research or other lawful purposes” (United, 2003).
I think its that the circulatory system keeps blood flowing and supplies blood to the organs and keeps the heart pumping and the respiratory system keeps you breathing an supplies oxygen to the organs
