Turns out, wax is a bit easier to judge
J Fire Sci 8:239253 Lewis LS, Townsend DE, Gee JW (1993) A comparative ignition propensity study of foreign cigarettes: an update
The New York bill, as well as many of the measures in other states, would prohibit the sale of tobacco flavored with any fruit, chocolate, vanilla, honey, candy cocoa, dessert, alcoholic beverage, mint, wintergreen, herb, spice, or menthol or any concept flavor that imparts a taste or aroma that is distinguishable from tobacco flavor. Similar legislation is under consideration in Hawaii, Indiana, Maine, Maryland, New Mexico, Texas and Vermont, all of it introduced by Democrats
PMI has accumulated extensive nonclinical and clinical data to support its heated tobacco products potential to reduce the risk of developing smoking-related diseases compared with continued smoking