Slang 2
Slang 2 : No Free Publications Available, referring to publications that "all are encouraged to practice" yet are prohibitively expensive, as in "That standards document is NFPA ". The NFPA slang is typically used in smaller fire departments, where such a purchase would be a non-reimbursed out of pocket personal expense. Q. v. http://webstore.ansi.org/ansidocstore/dept. asp?dept_id=3111