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s2smodern

Strong evidence suggests that the national outbreak of electronic‐cigarette, or vaping, product use–associated lung injury (EVALI) was caused by use of vitamin E acetate in cannabis vaporizers, and not by nicotine e‐cigarettes. Nevertheless, this outbreak raises legitimate concerns about future outbreaks among nicotine e‐cigarette users, precipitated by, for example, use of e‐liquid constituents with considerable toxicity, or contamination of e‐liquids with toxic substances. [...]