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The lists and codes include several thousand substances. Many substances are covered under more than one category. [9] [10] Oils, as defined in regulation 1 of annex I to MARPOL 73/78 (carried in bulk) Noxious liquid substances, as defined in regulation 1.10 of Annex II MARPOL 73/78.
This is the list of extremely hazardous substances defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act (42 U.S.C. § 11002). The list can be found as an appendix to 40 CFR 355. [1] Updates as of 2006 can be seen on the Federal Register, 71 FR 47121 (August 16, 2006). [2]
Many gases have toxic properties, which are often assessed using the LC 50 (median lethal concentration) measure. In the United States, many of these gases have been assigned an NFPA 704 health rating of 4 (may be fatal) or 3 (may cause serious or permanent injury), and/or exposure limits (TLV, TWA/PEL, STEL, or REL) determined by the ACGIH professional association.
Note 2: A liquid in Division 6.1 meeting criteria for Packing Group I, Hazard Zones A or B stated in paragraph (a)(2) of this section is a material poisonous by inhalation subject to the additional hazard communication requirements in 49CFR 172.203(m)(3), 49CFR 172.313 and Table 1 of 49CFR 172.504(e) of this subchapter.
Control of pollution by noxious liquid substances in bulk: 6 April 1987: Annex III: Prevention of pollution by harmful substances carried by sea in packaged form: 1 July 1992: 138: 97.59 Annex IV: Pollution by sewage from ships: 27 September 2003 Annex V: Pollution by garbage from ships: 31 December 1988 Annex VI: Prevention of air pollution ...
The Annexes of MARPOL contain detailed regulations with respect to the six main groups of harmful materials: Petroleum in any form ; Noxious Liquid Substances (NLS) carried in bulk (Annex II); Harmful substances carried in packaged form (Annex III); Sewage (Annex IV); Garbage (Annex V); and Air emissions (Annex VI).
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Poison, substances that can harm or kill; Noxious weed, a plant designated by the government as injurious to public health, agriculture, recreation, wildlife or property; Noxious stimulus, an actually or potentially tissue damaging event, may be mechanical, chemical or thermal