Nicotine can be addictive or dependent. Repeated use of nicotine can also increase heart rate, raise blood pressure and reduce appetite. Large doses of nicotine can cause vomiting and nausea, and in severe cases people will die.
Top8: acacia toxin, the red beans mentioned in the ancient poem "When those red berries come in spring, as a symbol of our love" are also called acacia beans. The toxin contained in it is terrible, not only toxic, but also the poisoned person will die of visceral ulceration.
Top7: Cyanide and cyanide enter the human body, and cyanide ions are precipitated, which combine with trivalent iron in oxidative cytochrome oxidase in cell mitochondria, preventing the reduction of trivalent iron in oxidase, hindering the normal breathing of cells, causing tissue hypoxia and causing the body to fall into an internal suffocation state. In addition, the molecules of some nitrile compounds themselves have a direct inhibitory effect on the central nervous system. Toxicity: One gram can kill 500 people.
Top6: King cobra venom, the body parts exposed to snake venom can cause local redness, edema, blister formation and even necrosis. After entering the human body, it can cause pathological changes in tissues and organs such as heart, liver, kidney, lung and brain, resulting in hemolysis, organ congestion and swelling. Snake venom poisoning can cause muscle paralysis, mucus-like secretions fill the airway, cause acute respiratory failure, lead to hypoxia, and then lead to heart and brain failure and death. Toxicity: one gram can kill 15000 people.
Top5: Ricin, a famous poison, is often used as an assassination weapon by spies from all over the world, such as the CIA in KGB 007. It can be made of high-purity alcohol and lead acetate, and professional pharmacists can make this kind of thing. Toxicity: One gram can kill 35,000 people.
Top4: VX neurotoxin, a spoonful of VX toxin volatilized in the air, and people in eight nearby streets died. After watching the movie "Breaking into the Island of Death" (that is, the movie with 20 glass balls filled with VX toxin), you will know how terrible this thing is. Iraq used it in past wars. The manufacturing method is surprisingly simple.
Anthrax toxin is produced by an unusual big bacterial tobacco. Once its spores adhere to the skin or lungs, they begin to grow rapidly and produce a deadly toxin consisting of three parts. This toxin will cause a large number of cell deaths, leading to terrible results.
top2:？ Botox, you will never think that it is an easy daily life. Some raw pork contains a kind of Botox, which can secrete the most poisonous toxin in the world. Seven millionths of a gram can kill one person, which is enough to kill all mankind when converted into half a kilogram. So the doctor told everyone that pork should never be eaten raw, and honey also contains Botox. The digestive system of adults can be decomposed, but babies can't, so
Polonium is the most poisonous substance in the world. The toxicity of polonium 2 10 is higher than that of cyanide10 billion times. It is easy to form radioactive aerosol by nuclear recoil, which pollutes the environment and air. Even polonium can enter the human body through the skin, so it must be sealed and preserved. According to the regulations of the US Nuclear Regulatory Commission, the maximum intake of polonium -2 10 is 0.8g per trillion. Toxicity: 0. 1 g polonium is lethal 1000 billion people.