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The origin of cigarette smoke pollutants includes the soil of tobacco cultivation, the nature of tobacco, pesticides used in tobacco cultivation, and additives to tobacco in the cigarette production processes in the factory 29,30
Saturation happens when the carbon pores fill up and can no longer trap more chemicals
The total nicotine from mainstream smoke was trapped onto CFP, extracted as previously described, and analyzed by gas chromatography with flame ionization detection (GC-FID) 39
Last year, the Food and Drug Administration finalized a rule requiring all vaping devices to undergo testing and regulation that will evaluate ingredients, product design and health risks. Such testing is still in progress, but many local governments are already moving to treat vaping like tobacco cigarette smoking
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