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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.
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]
Cyclones. Extratropical cyclone. European windstorms; Australian East Coast Low "Medicane", Mediterranean tropical-like cyclones Polar cyclone; Tropical cyclone, also called a hurricane, typhoon, or just "cyclone"
These are lists of disasters caused by deliberate human action or public endangerment or culpable negligence.. List of amusement park accidents; List of economic crises; List of environmental disasters
Deadliest animals as of 2016 [1]. This is a list of the deadliest animals to humans worldwide, measured by the number of humans killed per year. Different lists have varying criteria and definitions, so lists from different sources disagree and can be contentious.
A chemical weapon agent (CWA), or chemical warfare agent, is a chemical substance whose toxic properties are meant to kill, injure or incapacitate human beings.About 70 different chemicals have been used or stockpiled as chemical weapon agents during the 20th century, although the Organisation for the Prohibition of Chemical Weapons (OPCW) has an online database listing 35,942 chemicals which ...
Name Other common names Scientific name Adverse effects Aconite: monkshood, wolfsbane, aconitum [4] Aconitum spp. Heart palpitations and arrhythmias, hypotension, nausea, vomiting, abdominal pain, respiratory system paralysis, death [4] [5] Aloe vera juice medicinal aloe Aloe vera
List of UN numbers 1001 to 1100; List of UN numbers 1101 to 1200; List of UN numbers 1201 to 1300; List of UN numbers 1301 to 1400; List of UN numbers 1401 to 1500; List of UN numbers 1501 to 1600; List of UN numbers 1601 to 1700; List of UN numbers 1701 to 1800; List of UN numbers 1801 to 1900; List of UN numbers 1901 to 2000