Means (including sweets) for cleaning and preserving empty wine barrels. In the past, sulfur cuts were also indirect sulphurize used by wine, then filled the barrel with wine without reification. As a carrier material is usually cotton mineral fiber paper used with molten sulfur is saturated. The shape is rectangular with a pre-punched hole for hanging. However, there are also sulfur rings. The material should not drip anyway.
The individual sulfur cuts usually contain between three and six grams of sulfur. By burning off then arises about twice as much sulfur dioxide, See also below spice sulfur and regarding the practical use of sulfur cuts in viticulture under dry preservation,