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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 ...
Third-hand smoke is residual nicotine and other chemicals left on a variety of indoor surfaces by tobacco smoke. This residue reacts with indoor pollutants to create a toxic mix. Containing cancer-causing substances, this third-hand smoke poses a potential health hazard to nonsmokers who are exposed to it, especially children.
Third-hand smoke is contamination by tobacco smoke that lingers following the extinguishing of a cigarette, cigar, or other combustible tobacco product. [1] First-hand smoke refers to what is inhaled into the smoker's own lungs, while second-hand smoke is a mixture of exhaled smoke and other substances leaving the smoldering end of the cigarette that enters the atmosphere and can be inhaled by ...
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Many children ingesting the liquid sanitizer are unaware of how much alcohol it contains. While wine contains 12 percent alcohol and beer contains about 5 percent alcohol, hand sanitizers contain ...
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Nicotine promotes the growth of blood vessels, which can supply tumors and speed tumor growth. [77] As of 2015, long-term vaping had not been assessed for malignancy in individuals with a susceptibility for tumor growth. [140] The effects of nicotine on the sympathoadrenal system could stimulate growth in cancers already present. [221]
Tobacco plant. Green Tobacco Sickness (GTS) is a type of nicotine poisoning caused by the transdermal absorption of nicotine from the surface of tobacco plants. [1] Tobacco plants that have yet to be cured are referred to as "green tobacco".