1, almost all the use of crystal, the surface has been polished, and then a layer of wax, make the crystal brighter, but wear and shower, hot water will eroding the crystal surface protection layer, it looks dumb, but it affects the effect.

2, in foreign countries, many people will be filled with crystal cups when they drink. It looks gorgeous and gorgeous. If the crystal is clearer and bright, the higher the lead content, the higher the price.

But you know, the crystal cup is beautiful. There is a "no hot water" taboo.

This is because the crystal is leaded glass, usually used for water is still very OK, if it is used to hold hot drinks, it will lead the crystal products to be heated out. Lead content in blood is greater than 40 milliliters per 100 milliliters of G. This is known as "lead poisoning", which leads to memory impairment, mental decline, and even nightmares or insomnia.

3, but proper temperature can stimulate crystal energy, such as warm water, such as palm temperature. In Taiwan, it is said that using powder crystal paved bath at the bottom of bathtub can increase the girl's temperament and spirit, and increase many times of peach blossom luck!