Regardless their general bad impact on human health there are several applications regarding tobacco/cigarette quality quality control from the industry's same as from the consumers' point of view that need to be addressed analytically. Starting with the control of tobacco leaves quality and their specific storage conditions wrt temperature and humidity, severe problems like fungal attack can occur that impede their further processing. Going down the value chain further subjects are of high interest:
Determination of the aroma load/quality (blending) and stability
Quality control of the finished product (cigarette/cigar)
Evaluating outgasing of packaging (inserts) to cigarettes
Identifying genuine/counterfeit cigarettes