Some specialty or international variants hold 10, 14, or 25 cigarettes instead but 20 remains the dominant global standard
Product specifications ensure consistency with lab results and regulatory caps, are printed directly on the package
History: It admittedly has zero impact on a lighters functionality, performance, or user experience, though its hard to deny the fact that a lighters history or linage can often be one of its selling points
Few things would be as subtly impressive as offering your friend a Cuban cigar from your pre-revolution, Czarist Russian silver cigar case
Most pipe tobacco is organic or natural without any chemicals
That is, they cannot be sold anywhere, they must follow manufacturing standards, and before being marketed, a committee of experts has to assess whether the product's efficacy and risk are worthwhile