Pipeline and Haz. Matls. Safety Admin., DOT
Section 172.324 Hazardous
substances
non-bulk packagings.

Section 172.325

in

Section 172.325 Elevated temperature materials.

For each non-bulk package that contains a hazardous substance - 
(a) Except for packages of radioactive material labeled in accordance
with Section 172.403, if the proper shipping
name of a material that is a hazardous
substance does not identify the hazardous substance by name, the name of
the hazardous substance must be
marked on the package, in parentheses,
in association with the proper shipping
name. If the material contains two or
more hazardous substances, at least
two hazardous substances, including
the two with the lowest reportable
quantities (RQs), must be identified.
For a hazardous waste, the waste code
(e.g., D001), if appropriate, may be used
to identify the hazardous substance.
(b) The letters  - RQ -  must be marked
on the package in association with the
proper shipping name.
(c) A package of limited quantity
material marked in accordance with
Section 172.315 must also be marked in accordance with the applicable requirements
of this section.

(a) Except as provided in paragraph
(b) of this section, a bulk packaging
containing an elevated temperature
material must be marked on two opposing sides with the word  - HOT -  in
black or white Gothic lettering on a
contrasting background. The marking
must be displayed on the packaging
itself or in black lettering on a plain
white square-on-point configuration
having the same outside dimensions as
a placard. (See Section 172.302(b) for size of
markings on bulk packagings.)
(b) Bulk packagings containing molten aluminum or molten sulfur must be
marked  - MOLTEN ALUMINUM -  or
 - MOLTEN SULFUR - , respectively, in
the same manner as prescribed in paragraph (a) of this section.
(c) If the identification number is
displayed on a white-square-on-point
display configuration, as prescribed in
Section 172.336(b), the word  - HOT -  may be
displayed in the upper corner of the
same white-square-on-point display
configuration. The word  - HOT -  must
be in black letters having a height of
at least 50 mm (2.0 inches). Except for
size, these markings shall be as illustrated for an Elevated temperature material, liquid, n.o.s.:

[73 FR 4716, Jan. 28, 2008, as amended at 76
FR 3367, Jan. 19, 2011]

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