tobacco and water cigarettes Why Natural American Spirit could be especially dangerous Up in smoke: Water pipe

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Some e-cigarette devices resemble tobacco cigarettes

There is also an endeavor code-named "Project Convent" in 1987, which is referenced further down in this article

According to the researchers, it is not just how much one smokes that matters, but how long the body continues to be exposed to tobacco toxins

Aerosol metal concentrations were also highest for e-cigarettes with more frequently changed coils, study authors found