49 C.F.R. § 172.423
DANGEROUS WHEN WET label.
(a) Except for size and color, the DANGEROUS WHEN WET label must be as follows:
- (b) In addition to complying with § 172.407, the background color on the DANGEROUS WHEN WET label must be blue.
[Amdt. 172-123, 56 FR 66257, Dec. 20, 1991]