1, the teapot is breathable, and its alcohol is easy to volatilize when cooking red wine, and then the wine tastes tasteless.

2. Alcohol is an organic solvent. The surface of purple sand itself has no glaze and its solubility is poor. Some components are easily dissolved by ethanol, which leads to the increase of harmful components in wine or the deterioration of taste. It is best to drink red wine in a glass made of magnetic or glass products.