Question

when e - cigarette metal coils heat up to turn e - liquids into aerosols, which of the following toxic metals may leak into the liquid?
aluminum (kitchen foil)
copper (a 1 cent penny)
tin (cookie sheets)
all of the above

Explanation:

When e - cigarette metal coils heat up, aluminum, copper, and tin can potentially leach into the e - liquid due to their reactivity under heat conditions.

Answer:

D. All of the above