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  2. Noxious - Wikipedia

    en.wikipedia.org/wiki/Noxious

    Noxious describes any happening that is perceived as harmful. It may also refer to: 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

  3. List of highly toxic gases - Wikipedia

    en.wikipedia.org/wiki/List_of_highly_toxic_gases

    Toxic: a chemical that has a median lethal concentration (LC 50) in air of more than 200 parts per million (ppm) but not more than 2,000 parts per million by volume of gas or vapor, or more than 2 milligrams per liter but not more than 20 milligrams per liter of mist, fume or dust, when administered by continuous inhalation for 1 hour (or less if death occurs within 1 hour) to albino rats ...

  4. HNS Convention - Wikipedia

    en.wikipedia.org/wiki/HNS_Convention

    Chemical spill simulation, Singapore, 2013. The HNS Convention (Hazardous and Noxious Substances by Sea Convention) is an international convention created in 1996 to compensate for damages caused by spillage of hazardous and noxious substances during maritime transportation.

  5. List of poisonous plants - Wikipedia

    en.wikipedia.org/wiki/List_of_poisonous_plants

    This substance throws a human into intense muscle convulsions and usually kills within three hours. The bark of the tree may also contain brucine, another dangerous chemical. [citation needed] Symplocarpus foetidus: skunk cabbage, meadow cabbage, foetid pothos, polecat weed Araceae

  6. Noxious weed - Wikipedia

    en.wikipedia.org/wiki/Noxious_weed

    A noxious weed, harmful weed or injurious weed is a weed that has been designated by an agricultural or other governing authority as a plant that is harmful to agricultural or horticultural crops, natural habitats or ecosystems, or humans or livestock. Most noxious weeds have been introduced into an ecosystem by ignorance, mismanagement, or ...

  7. EPA list of extremely hazardous substances - Wikipedia

    en.wikipedia.org/wiki/EPA_list_of_extremely...

    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]

  8. Man 'injected record shop owner with anaesthetic' - AOL

    www.aol.com/news/man-injected-record-shop-owner...

    Darren Harris denies attempted murder but has admitted administering a noxious substance [Google] A record shop owner was stabbed by a customer who injected him with a muscle relaxant used as a ...

  9. Category:Foul-smelling chemicals - Wikipedia

    en.wikipedia.org/wiki/Category:Foul-smelling...

    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.