Glass not only can be when window piece, can serve as the commonly used collocation material in furniture again material, the glass looks the easiest cleanness, but if you do not have good skill when actual cleanness, can brush more instead dirtier.
The car window internal fog, mainly because in winter or cold rainy season, the car temperature difference between inside and outside, the window temperature is low. When a person sits in a car, the vapor exhaled and the vapor from the outside immediately liquefies when it touches the cold glass, forming a mist
Take flat tempered glass products as samples. The sample is placed vertically and horizontally with a ruler attached to the surface of the sample for measurement.
Crystal is silicon dioxide (SiO2) crystal, it is usually colorless transparent but contains iron group elements can have different colors, such as purple, yellow, smoke gray, etc.
There are some bad glass bottles with small bubbles on the body, so how do these bubbles form? There are three general cases:(1)The gas in the material particle gap and the gas adsorbed on the material surface. (2) The gas released by the decomposition of salts (3) The gas generated by external factors.