How to tell whether a glass mug is good or not; Here are some tips for choosing a glass cup :
"work"
Generally good process produced by the glass, the quality is very high, the glass looks if there are impurities, bubbles will appear very rough, affect the beauty of the glass;
"Crack"
In the selection of glass glass, should pay attention to whether there is a crack inside and outside the glass, if there is a crack in the cup, in the hot water is easy to crack, so in the selection of glass must be carefully observed;
"Smell"
Generally speaking, the better the quality of the cup, the weaker the smell, some cups even if there is smell, wash it with boiling water, use once or twice, so don't worry very much;
"Thickness"
Observe the thickness of the glass, in terms of material and quality, try to choose a thicker glass, so as to a certain degree of heat insulation, but also anti-drop wear;
" material "
There are many materials on the market to make glass, but high-end, delicate glass, generally choose high borosilicate glass, this kind of glass heat resistance, cold resistance, wear resistance, fall resistance performance is very good, not because of the violent temperature difference and cause the glass burst, so in the selection of glass water cup must pay attention to the material;
"Cup size"
If the cup is too big, it will leak out when drinking, while if the cup is too small, it will not be easy to clean.
