Sunshine-cured tobacco, Bastam, Iran Curing and subsequent growing older let for that sluggish oxidation and degradation of carotenoids in tobacco leaf. This produces selected compounds within the tobacco leaves and gives a sweet hay, tea, rose oil, or fruity aromatic flavor that contributes to your "smoothness" from the smoke. https://phrasedirectory.com/listings13154969/the-ultimate-guide-to-cigarettes