Comical weapon - The Halabja massacre ( Kurdish: Kêmyabarana Helebce کیمیابارانی ھەڵەبجە ), also known as the Halabja chemical attack, was a massacre of Kurdish people that took place on 16 March 1988, during the Iraqi–Kurdish conflict in the closing days of the Iran–Iraq War in Halabja, Iraq. The attack was part of the Al-Anfal Campaign ...

 
Chemical weapons in World War I. A French gas attack on German trenches in Flanders, Belgium (1917). The use of toxic chemicals as weapons dates back thousands of years, but the first large-scale use of chemical weapons was during World War I. [1] [2] They were primarily used to demoralize, injure, and kill entrenched defenders, against whom ... . Storm door installation lowepercent27s

The OPCW. History was made on 29 April 1997 with the entry into force of the Chemical Weapons Convention (CWC)—the world’s first multilateral disarmament agreement to provide for the elimination of an entire category of weapons of mass destruction within a fixed time frame. The Chemical Weapons Convention entered into force on 29 April 1997.A Chemical Weapon is a chemical used to cause intentional death or harm through its toxic properties. Munitions, devices and other equipment specifically designed to weaponise toxic chemicals also fall under the definition of chemical weapons. A common conception of a chemical weapon (CW) is of a toxic chemical contained in a delivery system ...Explore comicalweapon Popular this century GIF Next Join the world's largest art community and get personalized art recommendations. Log In Join or Syria’s full cooperation with the Organisation for the Prohibition of Chemical Weapons (OPCW) is essential to closing all outstanding issues related to its initial and subsequent declarations, a senior United Nations official told the Security Council today during its monthly briefing on implementation of resolution 2118 (2013) on elimination of the country’s chemical weapons programme ...Jul 7, 2023 · The U.S. Chemical Demilitarization Program (CDP) enhanced national security by eliminating chemical warfare materiel, while protecting the workforce, public, and environment and meeting obligations specified in a multilateral arms control treaty known as the Chemical Weapons Convention (CWC). Novichok (Russian: Новичо́к, lit. 'newcomer, novice, newbie') is a group of nerve agents, some of which are binary chemical weapons.The agents were developed at the GosNIIOKhT state chemical research institute by the Soviet Union and Russia between 1971 and 1993.Fentanyl as a Chemical Weapon December 2019 By John P. Caves, Jr. John P. Caves, Jr., is a Distinguished Research Fellow in the Center for the Study of Weapons of Mass Destruction (CSWMD), Institute for National Strategic Studies, at the National Defense University.This report identifies three different systems being used to deliver chemical weapons: government warplanes appear to have dropped bombs with nerve agents on at least four occasions since December ...The Halabja massacre ( Kurdish: Kêmyabarana Helebce کیمیابارانی ھەڵەبجە ), also known as the Halabja chemical attack, was a massacre of Kurdish people that took place on 16 March 1988, during the Iraqi–Kurdish conflict in the closing days of the Iran–Iraq War in Halabja, Iraq. The attack was part of the Al-Anfal Campaign ...May 25, 2018 · Many countries classify powerful opioids like carfentanil as chemical weapons. In October 2002, after Chechen rebels stormed a Moscow theater and trapped more than 800 people for 57 hours, it ... a weapon (such as mustard gas or sarin) used in chemical warfare… See the full definition Hello, Username. Log In Sign Up Games & Quizzes ...By the end of World War II, Nazi Germany had produced some 12,000 tons of the deadly chemical compound, enough to kill millions of people. From early in the conflict, high-level military officers ...About Comical-Weapon Artist // Student // Digital Art July 26 Mexico Deviant for 10 years He / HimChlorine. orthorhombic. Chlorine is a chemical element with the symbol Cl and atomic number 17. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly intermediate between them. Chlorine is a yellow-green gas at room temperature. Investigations have found that both the Syrian government of Bashar al-Assad and ISIL militants have used chemical weapons, with the majority of attacks being carried out by the Syrian government. In 2014, the OPCW Fact-Finding Mission in Syria concluded the use of chlorine was systematic and widespread. [6]Biological warfare, also known as germ warfare, is the use of biological toxins or infectious agents such as bacteria, viruses, insects, and fungi with the intent to kill, harm or incapacitate humans, animals or plants as an act of war. [1] Biological weapons (often termed "bio-weapons", "biological threat agents", or "bio-agents") are living ...Comical-Weapon. 1 705. Sumo Princesses-Page 9. Comical-Weapon. 1 673. 1. 2 3 Next. DeviantArt - Homepage. DeviantArt Facebook DeviantArt Instagram DeviantArt Twitter. Syria’s full cooperation with the Organisation for the Prohibition of Chemical Weapons (OPCW) is essential to closing all outstanding issues related to its initial and subsequent declarations, a senior United Nations official told the Security Council today during its monthly briefing on implementation of resolution 2118 (2013) on elimination of the country’s chemical weapons programme ...Dec 9, 2022 · Weapons of Mass Destruction. The United States faces a rising danger from terrorists and rogue states seeking to use weapons of mass destruction. A weapon of mass destruction is a nuclear, radiological, chemical, biological, or other device that is intended to harm a large number of people. The Department of Homeland Security works every day to ... Part IV(A) – Destruction of Chemical Weapons and Its Verification Pursuant to Article IV; Part IV(B) – Old Chemical Weapons and Abandoned Chemical Weapons; Part V – Destruction of Chemical Weapons Production Facilities and Its Verification Pursuant to Article V; Part VI – Regime for Schedule 1 Chemicals and Facilities Related to such ...Investigations have found that both the Syrian government of Bashar al-Assad and ISIL militants have used chemical weapons, with the majority of attacks being carried out by the Syrian government. In 2014, the OPCW Fact-Finding Mission in Syria concluded the use of chlorine was systematic and widespread. [6] Syria’s full cooperation with the Organisation for the Prohibition of Chemical Weapons (OPCW) is essential to closing all outstanding issues related to its initial and subsequent declarations, a senior United Nations official told the Security Council today during its monthly briefing on implementation of resolution 2118 (2013) on elimination of the country’s chemical weapons programme ...Dec 9, 2022 · Weapons of Mass Destruction. The United States faces a rising danger from terrorists and rogue states seeking to use weapons of mass destruction. A weapon of mass destruction is a nuclear, radiological, chemical, biological, or other device that is intended to harm a large number of people. The Department of Homeland Security works every day to ... The Russian Federation is known to possess or have possessed three types of weapons of mass destruction: nuclear weapons, biological weapons, and chemical weapons. It is one of the five nuclear-weapon states recognized under the Treaty on the Non-Proliferation of Nuclear Weapons . Russia possesses a total of 5,889 nuclear warheads as of 2023 ... White phosphorus munitions. US Air Force Douglas A-1E Skyraider dropping a 45 kilograms (100 lb) M47 white phosphorus bomb on a Viet Cong position in South Vietnam in 1966. White phosphorus munitions are weapons that use one of the common allotropes of the chemical element phosphorus. White phosphorus is used in smoke, illumination, and ...Apr 21, 2020 · Comical-Weapon Published: Apr 21, 2020 119 Favourites 3 Comments 26.3K Views riskyboots shantae Part of a comic made exclusive for my patrons where they decide the fate of a character with a poll. www.patreon.com/posts/jesters-… Please consider supporting me on patreon for early access and exclusive stuff that doesnt get posted anywhere else! It has been alleged that the British used chemical weapons in Mesopotamia during the Iraqi revolt of 1920. Noam Chomsky claimed that Winston Churchill at the time was keen on chemical weapons, suggesting they be used "against recalcitrant Arabs as an experiment", and that he stated to be "strongly in favour of using poisoned gas against uncivilised tribes".Updated. Artificial intelligence was used to ‘easily’ invent 40,000 new possible chemical weapons in just six hours. This is according to researchers who turned a drug-developing AI into a ...Chemical weapons investigations. Investigating claims of chemical weapons use is often challenging. Inspectors will look to gather victim and witness reports to help establish the facts of any ...In all, more than 100,000 tons of chemical weapons agents were used in World War I, some 500,000 troops were injured, and almost 30,000 died, including 2,000 Americans.The United States chemical weapons program began in 1917 during World War I with the creation of the U.S. Army's Gas Service Section and ended 73 years later in 1990 with the country's practical adoption of the Chemical Weapons Convention (signed 1993; entered into force, 1997). Destruction of stockpiled chemical weapons began in 1986 and was ...The United States chemical weapons program began in 1917 during World War I with the creation of the U.S. Army's Gas Service Section and ended 73 years later in 1990 with the country's practical adoption of the Chemical Weapons Convention (signed 1993; entered into force, 1997). Destruction of stockpiled chemical weapons began in 1986 and was ...The United States has officially destroyed its stockpile of chemical weapons.. In doing so, it is the last of eight countries to destroy its declared stocks of chemical weapons under the Chemical ...To this day, phosgene is considered one of the most dangerous existing chemical weapons. It was first used in combination with chlorine gas on December 19, 1915, when Germany dropped 88 tons of ...Comical-Weapon. 1 705. Sumo Princesses-Page 9. Comical-Weapon. 1 673. 1. 2 3 Next. DeviantArt - Homepage. DeviantArt Facebook DeviantArt Instagram DeviantArt Twitter.t. e. Agent Orange is a chemical herbicide and defoliant, one of the tactical use Rainbow Herbicides . It was used by the U.S. military as part of its herbicidal warfare program, Operation Ranch Hand, [1] during the Vietnam War from 1961 to 1971. [2] It is a mixture of equal parts of two herbicides, 2,4,5-T and 2,4-D.Chemical weapon - Defense, Protection, Prevention: Since World War I the military organizations of all the great powers have acquired defensive equipment to cope with emerging offensive chemical weapons. The first and most important line of defense against chemical agents is the individual protection provided by gas masks and protective clothing and the collective protection of combat vehicles ... Investigations have found that both the Syrian government of Bashar al-Assad and ISIL militants have used chemical weapons, with the majority of attacks being carried out by the Syrian government. In 2014, the OPCW Fact-Finding Mission in Syria concluded the use of chlorine was systematic and widespread. [6]Sarin is a human-made chemical warfare nerve agent and is one of the most toxic and rapidly acting of known nerve agents. Sarin is also known by the military designation GB. Sarin, like all nerve agents, interferes with the operation of an enzyme that stops muscles from contracting. When this enzyme does not work correctly muscles are ...Syria’s full cooperation with the Organisation for the Prohibition of Chemical Weapons (OPCW) is essential to closing all outstanding issues related to its initial and subsequent declarations, a senior United Nations official told the Security Council today during its monthly briefing on implementation of resolution 2118 (2013) on elimination of the country’s chemical weapons programme ...The use of chemical weapons is prohibited in international armed conflicts in a series of treaties, including the Hague Declaration concerning Asphyxiating Gases, the Geneva Gas Protocol, the Chemical Weapons Convention and the Statute of the International Criminal Court. [1] At present, only 13 States are not party to either the Geneva Gas ...Russia could be planning a chemical or biological weapon attack in Ukraine - and "we should all be on the lookout", the White House has said. Press secretary Jen Psaki said Russia's claims about ...The claim: Tear gas is a chemical weapon banned in war. As police officers across the country have tear-gassed crowds in attempts to disperse protesters, claims have surfaced on social media that ...Many countries classify powerful opioids like carfentanil as chemical weapons. In October 2002, after Chechen rebels stormed a Moscow theater and trapped more than 800 people for 57 hours, it ...Mar 14, 2022 · According to the OPCW’s annual report for 2022, the OPCW confirmed that the United States has verifiably destroyed a total of 26,606.252 metric tons of priority Category 1 chemical weapons, which is 95.81% of the total U.S. declared stockpile. 2 The United States has destroyed all of its Category 2 chemical weapons, such as phosgene, and ... Patreon is empowering a new generation of creators. Support and engage with artists and creators as they live out their passions! Sarin is a human-made chemical warfare nerve agent and is one of the most toxic and rapidly acting of known nerve agents. Sarin is also known by the military designation GB. Sarin, like all nerve agents, interferes with the operation of an enzyme that stops muscles from contracting. When this enzyme does not work correctly muscles are ...Apr 12, 2017 · British Prime Minister Winston Churchill, for one, had long argued in favor of the use of such weapons to shorten military conflicts. “I cannot understand this squeamishness about the use of gas ... The OPCW. History was made on 29 April 1997 with the entry into force of the Chemical Weapons Convention (CWC)—the world’s first multilateral disarmament agreement to provide for the elimination of an entire category of weapons of mass destruction within a fixed time frame. The Chemical Weapons Convention entered into force on 29 April 1997.Apr 9, 2018 · Is the same will that banned chemical weapons 100 years ago still there on a global scale? This is a personal opinion. I have the feeling that the increased use of toxic chemicals in conflict leads to the stigma diminishing. What’s useful militarily in a chemical, radiological or biological weapon attack is the fear effect. It creates fear. Chlorine. orthorhombic. Chlorine is a chemical element with the symbol Cl and atomic number 17. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly intermediate between them. Chlorine is a yellow-green gas at room temperature.Part IV(A) – Destruction of Chemical Weapons and Its Verification Pursuant to Article IV; Part IV(B) – Old Chemical Weapons and Abandoned Chemical Weapons; Part V – Destruction of Chemical Weapons Production Facilities and Its Verification Pursuant to Article V; Part VI – Regime for Schedule 1 Chemicals and Facilities Related to such ... Investigations have found that both the Syrian government of Bashar al-Assad and ISIL militants have used chemical weapons, with the majority of attacks being carried out by the Syrian government. In 2014, the OPCW Fact-Finding Mission in Syria concluded the use of chlorine was systematic and widespread. [6]Sarin ( NATO designation GB [short for G-series, "B"]) is an extremely toxic synthetic organophosphorus compound. [4] A colourless, odourless liquid, it is used as a chemical weapon due to its extreme potency as a nerve agent. PDBsum. structure summary. Ricin ( / ˈraɪsɪn / RY-sin) is a lectin (a carbohydrate-binding protein) and a highly potent toxin produced in the seeds of the castor oil plant, Ricinus communis. The median lethal dose (LD 50) of ricin for mice is around 22 micrograms per kilogram of body weight via intraperitoneal injection.Explore comicalweapon Popular this century GIF Next Join the world's largest art community and get personalized art recommendations. Log In Join or 15 car/truck bombings with chlorine tanks used; most fatalities were from the explosions, most injuries from the chemical releases. 8 Oct 2006. Numaniyah, Iraq. Islamist terrorists. poison. policemen. 7 killed, 700 injured. poisoning of food at meal on police base; unconfirmed. 25 Sep 2006.The claim: Tear gas is a chemical weapon banned in war. As police officers across the country have tear-gassed crowds in attempts to disperse protesters, claims have surfaced on social media that ...April 22. The German military launches the first large-scale use of chemical weapons in war at Ypres, Belgium. Nearly 170 metric tons of chlorine gas in 5,730 cylinders are buried along a four-mile stretch of the front. In the end more than 1,100 people are killed by the attack and 7,000 are injured. September 25.Share your thoughts, experiences, and stories behind the art. Literature. Submit your writing Sarin ( NATO designation GB [short for G-series, "B"]) is an extremely toxic synthetic organophosphorus compound. [4] A colourless, odourless liquid, it is used as a chemical weapon due to its extreme potency as a nerve agent.The Russian Federation is known to possess or have possessed three types of weapons of mass destruction: nuclear weapons, biological weapons, and chemical weapons. It is one of the five nuclear-weapon states recognized under the Treaty on the Non-Proliferation of Nuclear Weapons . Russia possesses a total of 5,889 nuclear warheads as of 2023 ... Mike Rothschild. From homemade tanks to nuclear land mines kept warm by chickens, war brings out the engineers in people. When a weapons system works, it's made by the thousands, and sometimes used for decades. But when it doesn't, it's quickly added to the dustbin of bad ideas. Many of these ridiculous, odd, and exceptionally weird weapons ...Sep 8, 2016 · At room temperature, it is a greenish-yellow gas with a choking smell, which is denser than air. Dry chlorine gas won't bleach, but in water it forms hypochlorite, responsible for the bleaching ... Mar 15, 2022 · CNN —. After US intelligence accurately predicted Russia’s invasion of Ukraine, it’s disturbing that Americans now fear Russia is preparing to use chemical weapons during the conflict. “I ... Phosgene is a planar molecule as predicted by VSEPR theory. The C=O distance is 1.18 Å, the C−Cl distance is 1.74 Å and the Cl−C−Cl angle is 111.8°. [9] Phosgene is a carbon oxohalide and it can be considered one of the simplest acyl chlorides, being formally derived from carbonic acid.The current ban on chemical weapons was signed into international law by two conventions in 1972 and 1993. By: Dave Roos Dave Roos is a journalist and podcaster based in the U.S. and Mexico.Biological warfare, also known as germ warfare, is the use of biological toxins or infectious agents such as bacteria, viruses, insects, and fungi with the intent to kill, harm or incapacitate humans, animals or plants as an act of war. [1] Biological weapons (often termed "bio-weapons", "biological threat agents", or "bio-agents") are living ...The Poisoning of Sergei and Yulia Skripal, also known as the Salisbury Poisonings, was a botched assassination attempt to poison Sergei Skripal, a former Russian military officer and double agent for the British intelligence agencies in the city of Salisbury, England on 4 March 2018. [5] [6] Sergei and his daughter, Yulia Skripal, were poisoned ...Patreon is empowering a new generation of creators. Support and engage with artists and creators as they live out their passions!Sarin ( NATO designation GB [short for G-series, "B"]) is an extremely toxic synthetic organophosphorus compound. [4] A colourless, odourless liquid, it is used as a chemical weapon due to its extreme potency as a nerve agent.Chemical weapon - WMD, Toxins, Agents: Chemical weapons did not become true weapons of mass destruction (WMD) until they were introduced in their modern form in World War I (1914–18). The German army initiated modern chemical warfare by launching a chlorine attack at Ypres, Belgium, on April 22, 1915, killing 5,000 French and Algerian troops and momentarily breaching their lines of defense ...Among the Weapons of Mass Destruction (WMD), chemical warfare (CW) is probably one of the most brutal created by mankind. CW agents are extremely toxic synthetic chemicals that can be dispersed as a gas, liquid or aerosol or as agents adsorbed to particles to become a powder. These CW agents have either lethal or incapacitating effects on ... Novichok is a "binary" chemical weapon, meaning it uses two or more chemical precursors that are either nontoxic or less toxic and become active only when mixed. Though this makes Novichok safer ...Jul 11, 2022 · The chemical weapons factories at Muthanna were systematically dismantled in the 1990s under U.N. supervision, and hundreds of tons of the weapons he helped make were destroyed in incinerators or ... Among the Weapons of Mass Destruction (WMD), chemical warfare (CW) is probably one of the most brutal created by mankind. CW agents are extremely toxic synthetic chemicals that can be dispersed as a gas, liquid or aerosol or as agents adsorbed to particles to become a powder. These CW agents have either lethal or incapacitating effects on ...Investigations have found that both the Syrian government of Bashar al-Assad and ISIL militants have used chemical weapons, with the majority of attacks being carried out by the Syrian government. In 2014, the OPCW Fact-Finding Mission in Syria concluded the use of chlorine was systematic and widespread. [6]VX is an extremely toxic synthetic chemical compound in the organophosphorus class, specifically, a thiophosphonate. In the class of nerve agents, it was developed for military use in chemical warfare after translation of earlier discoveries of organophosphate toxicity in pesticide research. In recent years, VX was found to be the agent used in ... The United States chemical weapons program began in 1917 during World War I with the creation of the U.S. Army's Gas Service Section and ended 73 years later in 1990 with the country's practical adoption of the Chemical Weapons Convention (signed 1993; entered into force, 1997). Destruction of stockpiled chemical weapons began in 1986 and was ...

Novichok (Russian: Новичо́к, lit. 'newcomer, novice, newbie') is a group of nerve agents, some of which are binary chemical weapons.The agents were developed at the GosNIIOKhT state chemical research institute by the Soviet Union and Russia between 1971 and 1993.. 20200511_vdhi_ordentliche_generalversammlung.pdf

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Chemical weapon proliferation. Many nations continue to research and/or stockpile chemical weapon agents despite numerous efforts to reduce or eliminate them. Most states have joined the Chemical Weapons Convention (CWC), which required the destruction of all chemical weapons by 2012. Twelve nations have declared chemical weapons production ...Jun 12, 2006 · The toxic substance later became known as lewisite, one of the most deadly poison gases developed until well after World War I. Produced by the United States during the latter part of that war, it had also been independently discovered, although not manufactured, in Germany. During World War II, the United States, Great Britain, Germany, the ... Investigations have found that both the Syrian government of Bashar al-Assad and ISIL militants have used chemical weapons, with the majority of attacks being carried out by the Syrian government. In 2014, the OPCW Fact-Finding Mission in Syria concluded the use of chlorine was systematic and widespread. [6] About Comical-Weapon Artist // Student // Digital Art July 26 Mexico Deviant for 10 years He / HimMar 14, 2022 · According to the OPCW’s annual report for 2022, the OPCW confirmed that the United States has verifiably destroyed a total of 26,606.252 metric tons of priority Category 1 chemical weapons, which is 95.81% of the total U.S. declared stockpile. 2 The United States has destroyed all of its Category 2 chemical weapons, such as phosgene, and ... Apr 21, 2020 · Comical-Weapon Published: Apr 21, 2020 119 Favourites 3 Comments 26.3K Views riskyboots shantae Part of a comic made exclusive for my patrons where they decide the fate of a character with a poll. www.patreon.com/posts/jesters-… Please consider supporting me on patreon for early access and exclusive stuff that doesnt get posted anywhere else! Patreon is empowering a new generation of creators. Support and engage with artists and creators as they live out their passions! Explore comicalweapon Popular this century GIF Next Join the world's largest art community and get personalized art recommendations. Log In Join or Comical-Weapon. 19 1.1K. 1. 2 3... 45 Next. DeviantArt - Homepage. DeviantArt Facebook DeviantArt Instagram DeviantArt Twitter. About Contact Core Membership ...Upwards of 1,729 people were killed in the attack, leaving 3,600 individuals severely crippled with neurotoxic symptoms. Metal vial used to deliver ricin during the 2003 "Ricin Letter" attacks. 8. Ricin. Ricin is a highly potent chemical weapon derived from the seeds of castor bean plants.Chemical warfare (CW) involves using the toxic properties of chemical substances as weapons.This type of warfare is distinct from nuclear warfare, biological warfare and radiological warfare, which together make up CBRN, the military acronym for chemical, biological, radiological, and nuclear (warfare or weapons), all of which are considered "weapons of mass destruction" (WMDs), a term that ...VX is an extremely toxic synthetic chemical compound in the organophosphorus class, specifically, a thiophosphonate. In the class of nerve agents, it was developed for military use in chemical warfare after translation of earlier discoveries of organophosphate toxicity in pesticide research. In recent years, VX was found to be the agent used in ...Apr 30, 2019 · Ammonia is widely known as a cleaning agent, and is well known for its properties as a glass cleaner. Ammonia’s anti-microbial properties allow it to be useful as a disinfectant. It is also used in processes that involve fermentation. It can be used as a refrigerant, in which context it is known as R717. Biological warfare, also known as germ warfare, is the use of biological toxins or infectious agents such as bacteria, viruses, insects, and fungi with the intent to kill, harm or incapacitate humans, animals or plants as an act of war. [1] Biological weapons (often termed "bio-weapons", "biological threat agents", or "bio-agents") are living ...Fentanyl as a Chemical Weapon December 2019 By John P. Caves, Jr. John P. Caves, Jr., is a Distinguished Research Fellow in the Center for the Study of Weapons of Mass Destruction (CSWMD), Institute for National Strategic Studies, at the National Defense University.The current ban on chemical weapons was signed into international law by two conventions in 1972 and 1993. By: Dave Roos Dave Roos is a journalist and podcaster based in the U.S. and Mexico.0:28 Carmelita Goes Undercover [Inflation Comic] - Comical Weapon Nash Cam Jacket 510 subscribers 31K views 9 months ago Intel revealed a possible attempt to steal the museum, her plan? to blend...Comical-Weapon. 19 1.2K. 1. 2 3... 50 Next. DeviantArt - Homepage. DeviantArt Facebook DeviantArt Instagram DeviantArt Twitter. About Contact Core Membership ... The toxic substance later became known as lewisite, one of the most deadly poison gases developed until well after World War I. Produced by the United States during the latter part of that war, it had also been independently discovered, although not manufactured, in Germany. During World War II, the United States, Great Britain, Germany, the ...Jan 2, 2023 · Upwards of 1,729 people were killed in the attack, leaving 3,600 individuals severely crippled with neurotoxic symptoms. Metal vial used to deliver ricin during the 2003 "Ricin Letter" attacks. 8. Ricin. Ricin is a highly potent chemical weapon derived from the seeds of castor bean plants. .

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