TABLE 5.

Effects of different citrus extracts on sensory quality of CTLs.

Sample	Overall evaluation
T0	Obvious irritation was found, the fragrance was not abundant, the smoke concentration and strength were large, and the aftertaste was uncomfortable
T1	Aroma and smoke characteristics were improved: reduced irritation, as well as improved sweetness, matureness, and aroma richness were observed
T2	Decreased irritation as well as increased mellowness, sweetness, and matureness were found
T3	Smoke concentration and irritation were reduced, while matureness and aroma richness were improved