1. Price comparison: Crystal glasses are more expensive than regular wine glasses. The crystal content of a red wine glass determines its price and quality.
2. Clear visibility: High quality wine glasses usually have thinner walls and better appearance transparency. Crystal glasses can reflect the color of wine more accurately and clearly.
3. Touch the hardness of the cup wall: Crystal cups generally have a stronger hardness than ordinary glass and are more resistant to wear and tear.
4. Judging refractive index: Crystals can absorb luster, so when rotating a crystal cup against light, crystals exhibit birefringence, resembling exquisite handicrafts. However, ordinary glassware lacks luster and refractive index.
5. Listening to sound: Gently tap, the glass makes a "click, click" sound, and the crystal has a light and crisp metallic sound accompanied by a buzzing echo.
6. Body feel: The cold feeling of crystal lasts for a long time, but holding the glass will feel warm and the heat transfer speed is fast!
7. Smell the aroma: The wine in the crystal glass has a fresh, clean, and rich aroma. The smell of wine in the glass cup has become very stuffy, and the smell is not so strong anymore.
8. Weight measurement: Two wine glasses of the same size, crystal products are heavier than glass.
Glass red wine glass effect:
The glass red wine glass has a thick wall, a relatively thick cup, and a thick bottom. The rim of the cup is curled.