Solar-cured tobacco, Bastam, Iran Curing and subsequent ageing permit for that sluggish oxidation and degradation of carotenoids in tobacco leaf. This makes certain compounds while in the tobacco leaves and offers a sweet hay, tea, rose oil, or fruity aromatic flavor that contributes into the "smoothness" from the smoke. https://more-help41615.wikifrontier.com/8086640/details_fiction_and_smoking