(1) A retail package that is sold or offered for sale by a manufacturer, importer, distributor, or retailer must display on part of it—
(a) A warning message, displayed in the position and manner required by this Part; and
(b) The corresponding explanatory message, displayed in the position and manner required by this Part.
(2) The requirements of subclause (1) apply to a retail package unless some other provision of this Part permits or requires something different.