It is a perennial semi-woody plant of Capsicum in Solanaceae, and is usually cultivated as an annual. Its plant height is 30 cm -60 cm, with many branches, erect stems and alternate leaves; The flowers are white, and the flowering period is from the beginning of May to the end of July. Fruits are clustered on the branches and have the same taste as green peppers. The whole herb is used as medicine, and the rhizome is warm and sweet, which can dispel wind and cold, relax tendons and activate collaterals, and has the effect of killing insects and relieving itching.

Abnormal (spicy) roasted wings, also known as BT (spicy) roasted wings, are made from the initials of "abnormal" Chinese pinyin. Rinse the roasted spicy chicken wings with BT spicy oil, and then sprinkle the spicy Chili slices on both sides. It is the best spicy, spicy and abnormal, and it is one of the "suicide" weapons that young people like to challenge the limits.