![]() ![]() ![]() Death may occur rapidly after swallowing as little as 300 milligrams of the salts or inhaling as little as 100 milligrams of hydrogen cyanide. Acute poisoning from hydrogen cyanide or the cyanides is manifested by dizziness, nausea, staggering, and loss of consciousness. ![]() Hydrogen cyanide is highly toxic because it inhibits the oxidative processes of the cells. In nature, substances yielding cyanide are present in certain seeds, such as the pit of the wild cherry. ![]() Cyanides are used in many chemical processes, including fumigation, case hardening of iron and steel, electroplating, and the concentration of ores. Hydrogen cyanide, also known as hydrocyanic acid, or Hcn, is a highly volatile liquid used to prepare acrylonitrile, which is used in the production of acrylic fibres, synthetic rubber, and plastics. SpaceNext50 Britannica presents SpaceNext50, From the race to the Moon to space stewardship, we explore a wide range of subjects that feed our curiosity about space!Ĭyanide poisoning, harmful effects of inhaling hydrogen cyanide or of ingesting the salts of hydrogen cyanide, called cyanides.Learn about the major environmental problems facing our planet and what can be done about them! Saving Earth Britannica Presents Earth’s To-Do List for the 21st Century.100 Women Britannica celebrates the centennial of the Nineteenth Amendment, highlighting suffragists and history-making politicians.COVID-19 Portal While this global health crisis continues to evolve, it can be useful to look to past pandemics to better understand how to respond today.Student Portal Britannica is the ultimate student resource for key school subjects like history, government, literature, and more.This Time in History In these videos, find out what happened this month (or any month!) in history.#WTFact Videos In #WTFact Britannica shares some of the most bizarre facts we can find.Demystified Videos In Demystified, Britannica has all the answers to your burning questions.Britannica Classics Check out these retro videos from Encyclopedia Britannica’s archives.Britannica Explains In these videos, Britannica explains a variety of topics and answers frequently asked questions. ![]()
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