Take a look at this picture, and tell me where you think it is used:
******* *: **** **** ** ********** locked, *** ** ***** ** ******, you **** ** ***** * **** on *** ******. (*** ****** ** locking ****** **** ** ****, ******* both '******* *********' *** ********* **** than *** ****** ** ****, ************ at **** **** ****** ****.)
******* *: ** ******* *** **** is ** *********, **** *** ********* a ********* *** ****-******* **** **** gives **** *** ****?
*** *********** ***** ***** - *** I **** ***** ** ** * comment ***** ***** * *** - but **** ** **** ***** ***** this ** ****?
**** ** **** ** *********** ** a **** ** *** ***. **** IBC *** **** *** *** ******** and ********. (***:*** ****** ******* ***** *****: ***, NFPA **, ** & ***)