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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.
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.
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 ...
This page was last edited on 26 December 2023, at 01:54 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
The amendments applied to new and existing ships which have IBC Code Certificates of Fitness and Noxious Liquid Substances Certificates. [7] [6] Cargoes in the code under Chapter 18 (list of products to which the code does not apply) moved to Chapter 17 meaning they are not allowed to be carried on tankers not having a Certificate of Fitness. [8]
n.o.s. = not otherwise specified meaning a collective entry to which substances, mixtures, solutions or articles may be assigned if a) they are not mentioned by name in 3.2 Dangerous Goods List AND b) they exhibit chemical, physical and/or dangerous properties corresponding to the Class, classification code, packing group and the name and description of the n.o.s. entry [4]
A highly hazardous chemical, also called a harsh chemical, is a substance classified by the American Occupational Safety and Health Administration as material that is both toxic and reactive and whose potential for human injury is high if released. Highly hazardous chemicals may cause cancer, birth defects, induce genetic damage, cause ...