What is glass declaration for children?
The glass isUseful and unique materialIn general, they shine the light, but block liquids and air. The glass is easy to break, but it can also be very strong. And the glass can be formed in all kinds of shapes.
The glass isA solid and transparent materialThis is used in numerous applications in our daily life. Glass consists of natural and abundant raw materials (sand, sodium and limestone) that melt at very high temperatures to form a new material: glass.
The standard definition of a solid glass (or vitreous) isA solid that is formed by a quick extinction of the mergerHowever, the term "glass" is often defined in a broader sense in order not to describe crystalline (amorphous) solid, which shows a vitreous transfer when it is heated to the liquid state.
The glass is carried out by melting a mixture of sand and other minerals in an oven at 1700 degrees Celsius. The sandy silica is the main component of the glass, and this is combined with soft drinks and limestone in special vases that place in the oven.
The glass consists of a mixture of sand, lemon and soda. When these ingredients heat together, form a liquid glass. This liquid glass is processed by cooling and excavation of the sheet.To product.
Glass is used in the following list of non -exExive products: containers (food vessels, drink bottles, cosmetics and pharmaceutical products) (drinks, cups, shells, shells) homes and buildings (windows, facades, conservatory, conservatory, isolation, Reinforcement structures)
Equipment size pressure
SubstantiveThe waiter filled our glasses with waterShe drank two glasses of water. He took dark vessels with thick black frames.
Glass objects, especially Delayed to drink.
Glass is used for roads in science. In renewable energies, create sunscreens. For glass applications find applications in aviation. The glass, structurally difficult to understand and one of the oldest artificial materials shapes our society, as only some materials do so..
Examples of GlassBorosyl Glass, soda glass and pencilIf there is no requirement that a glass has a specific chemical composition, the most common glass consists mainly of silicon dioxide (sio2) Other elements or ingredients in the glass may be added to change their properties.
Why is the glass clean for children?
The glass is not completely the stuck objects. This means that the glass is transparent and it makes it clearSo that we can see the light through.
The main properties of glass areTransparency, heat resistance, Pressure resistance and interruption and chemical resistance.