This allows the grape to get to fermentation earlier with a shorter maceration time. Winemakers often use carbonic maceration to soften the tannins. Beaujolais wines are produced by the winemaking technique of semi-carbonic maceration. Herbal teas may be prepared by decoction, infusion, or maceration. Hash oil is produced by solvent extraction (maceration, infusion or percolation) of marijuana or hashish. Carbonic maceration techniques (e.g semi-carbonic maceration) were recently adapted to coffee processing. Commonly used solvents for "maceration/solvent extraction" include hexane, and dimethyl ether. Glycyrrhizin is obtained as an extract from licorice root after maceration and boiling in water. Belvedere also produces flavored vodkas which are produced using a maceration process. It is a process different from what is commonly referred to in winemaking as "maceration". The sewage is broken down and processed through the use of chlorination and/or maceration. Garum sauce was produced by the process of maceration of fish viscera. Apple juice is a fruit juice made by the maceration and pressing of an apple. Practices considered humane for chick culling include maceration and suffocation using carbon dioxide. Its alcoholic maceration has also been applied as liniment for rheumatism.