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The name crack comes from the crackling sound the crystals make when heated

Pathogenic taxa such as Treponema and Porphyromonas correlated with increased cytokine levels and periodontal inflammation, positioning the EC microbiome as a distinct state with unique oral health risks, closely resembling that of conventional smokers [63]

Russell Medford, chairman of the Center for Global Health Innovation in Atlanta, told Salon that the potential benefits of nicotine must not be conflated with the proved risks of smoking

Frequently Asked Questions Is it bad to smoke near cats

"Sound and Vision Magazine BackTalk: Elijah Wood"