[Code of Federal Regulations] [Title 49, Volume 2] [Revised as of October 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR172.547] [Page 408] TITLE 49--TRANSPORTATION CHAPTER I--PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 172_HAZARDOUS MATERIALS TABLE, SPECIAL PROVISIONS, HAZARDOUS MATERIALS COMMUNICATIONS, EMERGENCY RESPONSE INFORMATION, AND Subpart F_Placarding Sec. 172.547 SPONTANEOUSLY COMBUSTIBLE placard. (a) Except for size and color, the SPONTANEOUSLY COMBUSTIBLE placard must be as follows: [GRAPHIC] [TIFF OMITTED] TC02MR91.052 (b) In addition to complying with Sec. 172.519, the background color on the SPONTANEOUSLY COMBUSTIBLE placard must be red in the lower half and white in upper half. The letters in the word ``SPONTANEOUSLY'' must be at least 12 mm (0.5 inch) high. The symbol, text, class number and inner border must be black. [Amdt. 172-123, 56 FR 66263, Dec. 20, 1991, as amended by Amdt. 172-139, 59 FR 67490, Dec. 29, 1994]