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Although these devices do not emit the same tar and recognized carcinogens as regular cigarettes, the vapor emitted contains heavy metals and other dangerous substances that researchers are still trying to discover

Employees at Hollingsworth & Vose Company plants in Massachusetts may have been exposed during the filter manufacturing process

Here is a list of some of the chemicals found in unfiltered cigarette smoke besides carbon monoxide: hydroquinone, methacrolein, methyl alcohol, methylamine, nickel compounds, pryidine, carbon dioxide, crotonomitrile, dimethylamine, endrin, ethylamine, furfural, cadmium, methyl nitrite, ammonia

This is a variant of the regular 16mm Vega made for taking unobserved photographs