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The LD 50 of nicotine is 50 mg/kg for rats and 3 mg/kg for mice. 0.5–1.0 mg/kg can be a lethal dosage for adult humans, and 0.1 mg/kg for children. [19] [20] However the widely used human LD 50 estimate of 0.5–1.0 mg/kg was questioned in a 2013 review, in light of several documented cases of humans surviving much higher doses; the 2013 review suggests that the lower limit causing fatal ...
A portrait of Pancho Villa during the Mexican Revolution. According to Callier the term roach was inspired by the Latin American folk song “La Cucaracha". [5] While the exact origins of the song remain unknown the version that is thought to have referenced the roach is the commonly cited version that ridicules Mexican Revolutionary leader Pancho Villa.
Dawn Sturgess (d. 2018), accidentally poisoned with the same Novichok nerve agent used in the poisoning of Sergei and Yulia Skripal Shady Habash (d. 2020), Egyptian filmmaker; his cause of death was officially ruled as alcohol poisoning , with the prosecutor-general further elaborating that Habash had mistakenly drunk alcohol-based hand sanitizer
Raid is the brand name of a line of insecticide products produced by S. C. Johnson & Son, first launched in 1956. The initial active ingredient was allethrin, the first synthetic pyrethroid. [1] Raid derivatives aimed at particular invertebrate species can contain other active agents such as the more toxic cyfluthrin which is also a pyrethroid. [2]
Smoker melanosis in a patient consuming 2 packs of cigarette per day. Smoking or the use of nicotine-containing drugs is the cause to Smoker's melanosis. [10] [11] Tar-components (benzopyrenes) are also known to stimulate melanocytes to melanin production, and other unknown toxic agents in tobacco may also be the cause.
The EPA considered much of the data submitted by the company from 2013 to 2021 to be insufficient, and found that a required study looking into the weed killer's effects on thyroid development ...
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Tar is the name for the resinous, combusted particulate matter made by the burning of tobacco and other plant material in the act of smoking.Tar is toxic and damages the smoker's lungs over time through various biochemical and mechanical processes. [1]