Lewisite meaning

Lewisite is a chemical warfare agent that causes skin blistering and irritation upon contact.


Lewisite definitions

Word backwards etisiwel
Part of speech Lewisite is a noun.
Syllabic division lew-is-ite
Plural The plural of the word lewisite is lewisites.
Total letters 8
Vogais (2) e,i
Consonants (4) l,w,s,t

Lewisite, also known as “Dichloro-2-chlorovinyl arsine,” is a chemical warfare agent that belongs to the group of arsenic-containing vesicants. It was developed during World War I as a chemical weapon but was never used in combat due to the end of the war. Lewisite is classified as a blister agent, causing severe chemical burns upon contact with the skin.

Properties and Characteristics

Lewisite is a colorless to brownish oily liquid with a faint odor similar to geraniums. It is not very soluble in water but can easily evaporate into the air. Lewisite can cause severe skin burns, eye damage, and respiratory issues if inhaled or ingested. Due to its high toxicity, Lewisite is considered a chemical weapon and is banned under the Chemical Weapons Convention.

Symptoms of Exposure

Exposure to Lewisite can result in immediate pain, irritation, and redness on the skin. Blisters may form within a few hours of contact, leading to intense pain and potential scarring. Inhaling Lewisite vapor can cause respiratory distress, coughing, and chest tightness. Prolonged exposure can be fatal, affecting the central nervous system and other vital organs.

Decontamination and Treatment

If exposed to Lewisite, immediate decontamination is crucial to prevent further damage. Contaminated clothing should be removed, and the affected area should be thoroughly washed with soap and water. Medical attention should be sought as soon as possible to receive appropriate treatment for Lewisite exposure. Antidotes may be administered to counteract the effects of the chemical agent.

In conclusion, Lewisite is a highly toxic chemical warfare agent that poses a significant threat to human health. Proper safety measures and protocols should be in place to prevent accidental exposure to Lewisite and minimize the potential risks associated with this dangerous substance. Awareness of the symptoms of Lewisite exposure and prompt medical intervention are essential in mitigating the harmful effects of this harmful chemical agent.


Lewisite Examples

  1. The soldiers experienced the harmful effects of lewisite during the chemical warfare training.
  2. Researchers are studying the properties of lewisite for potential medical applications.
  3. The disposal of lewisite stockpiles is a ongoing concern for environmental agencies.
  4. Protective gear is essential when handling lewisite to prevent exposure.
  5. The use of lewisite as a chemical weapon is prohibited by international law.
  6. Emergency responders were called to the scene of a lewisite leak at the factory.
  7. Medical personnel treated patients exposed to lewisite with antidotes and decontamination procedures.
  8. The history of lewisite production dates back to World War I.
  9. Countries around the world have joined efforts to eliminate stockpiles of lewisite and other chemical weapons.
  10. Training programs educate military personnel on the dangers of lewisite exposure and how to respond in case of an attack.


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  • Updated 21/04/2024 - 23:44:12