4Excerpts from 49 CFR §172.102. Verify against the current official rule text before relying on them.
Provision text
This material is poisonous by inhalation (see § 171.8 of this subchapter) in Hazard Zone D (see § 173.116(a) of this subchapter), and must be described as an inhalation hazard under the provisions of this subchapter.