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  2. 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]

  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. It’s not just poison hemlock. Here are 10 more toxic plants ...

    www.aol.com/not-just-poison-hemlock-10-205040804...

    Poison Ivy, a well-known toxic plant common in Texas especially during the spring and summer, causes an itchy painful rash. This is caused by its sap that has a clear liquid called urushiol.

  5. List of poisonous plants - Wikipedia

    en.wikipedia.org/wiki/List_of_poisonous_plants

    Those with a history of poison ivy or poison oak contact dermatitis may be most at risk for such an allergic reaction. During mango's primary ripening season, it is the most common source of plant dermatitis in Hawaii. Manihot esculenta: cassava: Euphorbiaceae: Roots and leaves contain two cyanogenic glycosides, linamarin and lotaustralin.

  6. From bites to pool chemicals: Texas Panhandle Poison Center ...

    www.aol.com/bites-pool-chemicals-texas-panhandle...

    This article originally appeared on Amarillo Globe-News: Texas Panhandle Poison Center gives summer safety guidelines. Show comments. Advertisement. Advertisement. Holiday Shopping Guides.

  7. North America's 'deadliest' plant is back: What you need to ...

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  8. List of deadly fungus species - Wikipedia

    en.wikipedia.org/wiki/List_of_deadly_fungus_species

    poison fire coral satratoxin-H (a ribosome inactivating small molecule) bone marrow, brain and skin Japan, South Korea, Papua New Guinea, Australia: Ganoderma: Paxillus involutus (Batsch ex Fr.) Fr. brown roll-rim unknown, possibly glycoprotein antigen: extreme autoimmune reaction with hemolysis: Europe and North America Trogia venenata

  9. Potassium cyanide - Wikipedia

    en.wikipedia.org/wiki/Potassium_cyanide

    Potassium cyanide is a compound with the formula KCN.It is a colorless salt, similar in appearance to sugar, that is highly soluble in water. Most KCN is used in gold mining, organic synthesis, and electroplating.