(a) For Classes 1, 2, 3, 4, 5, 6, and 8, text indicating a hazard (for example FLAMMABLE LIQUID) is not required on a primary or subsidiary label.
(b) For a package containing Oxygen, compressed, or Oxygen, refrigerated liquid, the OXIDIZER label specified in Sec. 172.426 of this subpart, modified to display the word ``OXYGEN'' instead of ``OXIDIZER'', and the class number ``2'' instead of ``5.1'', may be used in place of the NON-FLAMMABLE GAS and OXIDIZER labels. Notwithstanding the provisions of paragraph (a) of this section, the word ``OXYGEN'' must appear on the label.
(c) For a package containing a Division 6.1, Packing Group III material, the POISON label specified in Sec. 172.430 may be modified to display the text ``PG III'' instead of ``POISON'' or ``TOXIC'' below the mid line of the label. Also see Sec. 172.313(d). [Amdt. 172-123, 55 FR 52594, Dec. 21, 1990, as amended at 56 FR 66255, Dec. 20, 1991; 57 FR 45458, Oct. 1, 1992; 64 FR 10776, Mar. 5, 1999; 66 FR 33425, June 21, 2001]