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1. www.britannica.com › science › DDTDDT | Description, History, Effects, Uses, Banned, & Facts

   www.britannica.com › science › DDT

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   4 days ago · DDT, a synthetic insecticide that belongs to the family of organic halogen compounds and is highly toxic toward a variety of insects as a contact poison that apparently exerts its effects by disorganizing the nervous system. Learn more about DDT in this article.

   • Author: The Editors of Encyclopaedia Britannica

2. en.wikipedia.org › wiki › DDTDDT - Wikipedia

   en.wikipedia.org › wiki › DDT

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   3 days ago · IRS involves the treatment of interior walls and ceilings with insecticides. It is particularly effective against mosquitoes, since many species rest on an indoor wall before or after feeding. DDT is one of 12 WHO–approved IRS insecticides.

   • Chemical formula: C₁₄H₉Cl₅
   • Molar mass: 354.48 g·mol−1

   • Melting point: 108.5 °C (227.3 °F; 381.6 K)
   • Solubility in water: 25 μg/L (25 °C)

3. www.columbian.com › news › 2024Toxic DDT found in deep-sea fish raises concerns

   www.columbian.com › news › 2024

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   1 day ago · In a world dominated with concerns over microplastics and “forever chemicals,” DDT persists as an unresolved problem — long after the pesticide was banned in 1972 following Rachel Carson’s ...

4. deepseanews.com › 2024 › 05DDT is a Deep-Sea Toxic Time Capsule | Deep Sea News

   deepseanews.com › 2024 › 05

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   4 days ago · DDT is a Deep-Sea Toxic Time Capsule. Between 1948 and 1961, barges laden with industrial waste, including high concentrations of once-ubiquitous agricultural insecticide, Dichlorodiphenyltrichloroethane (DDT), were indiscriminately discharged into the Pacific Ocean.

5. People also ask

   Is DDT a who approved insecticide?

   • DDT is one of 12 WHO–approved IRS insecticides. The WHO's anti-malaria campaign of the 1950s and 1960s relied heavily on DDT and the results were promising, though temporary in developing countries.

   DDT - Wikipedia

   en.wikipedia.org/wiki/DDT

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   Is DDT poisonous to insects?

   • DDT, a synthetic insecticide that belongs to the family of organic halogen compounds and is highly toxic toward a wide variety of insects as a contact poison that apparently exerts its effects by disorganizing the nervous system. DDT, prepared by the reaction of chloral with chlorobenzene in the presence of sulfuric acid, was first made in 1874.

   DDT | Description, History, Effects, Uses, Banned, & Facts

   www.britannica.com/science/DDT

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   How does DDT affect insects?

   • They write new content and verify and edit content received from contributors. DDT, a synthetic insecticide that belongs to the family of organic halogen compounds and is highly toxic toward a wide variety of insects as a contact poison that apparently exerts its effects by disorganizing the nervous system.

   DDT | Description, History, Effects, Uses, Banned, & Facts

   www.britannica.com/science/DDT

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   Does DDT kill mosquitoes?

   • DDT is applied to the inside walls of homes to kill or repel mosquitoes. This intervention, called indoor residual spraying (IRS), greatly reduces environmental damage. It also reduces the incidence of DDT resistance.

   DDT - Wikipedia

   en.wikipedia.org/wiki/DDT

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6. fishbio.com › news › ddt-pollutants-found-in-deepDDT pollutants found in deep sea fish off Los Angeles coast

   fishbio.com › news › ddt-pollutants-found-in-deep

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   5 days ago · Science Daily — In the 1940s and 1950s, the ocean off the coast of Los Angeles was a dumping ground for the nation’s largest manufacturer of the pesticide DDT — a chemical now known to harm humans and wildlife. Due to the stubborn chemistry of DDT and its toxic breakdown products, this pollution continues to plague L.A.’s coastal waters more than half a century later. […]

7. www.britannica.com › technology › insecticideInsecticide | Description, Modes of Action, Types ...

   www.britannica.com › technology › insecticide

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   4 days ago · DDT. benzene hexachloride. aldrin. malathion. toxaphene. Recent News. May 4, 2024, 5:29 AM ET (Taipei Times) Researchers crack black mosquito code. insecticide, any toxic substance that is used to kill insects.

8. Videos

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     DDT in Control of Household Insects (U.S. War Department, 1947)

     Nov 28, 2018

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     DDT (US Navy, 1944)

     Dec 21, 2018

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     THE STORY OF DDT WWII MIRACLE INSECTICIDE MOSQUITO CONTROL 25124

     Mar 8, 2018

     5.7K Views

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9. en.wikipedia.org › wiki › PesticidePesticide - Wikipedia

   en.wikipedia.org › wiki › Pesticide

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   3 days ago · A pesticide must be persistent enough to kill or control its target but must degrade fast enough not to accumulate in the environment or the food chain in order to be approved by the authorities. [11] [12] Persistent pesticides, including DDT , were banned many years ago , an exception being spraying in houses to combat malaria vectors .