The ideas of coloured glass and oxidised versus reduced glasses go hand in hand - the choice of additives in the glassmaking process has profound impacts on colour, as well as the manufacturing process itself.
Calculating the batch redox number is a useful tool for glassmakers to help ensure that their desired colour is achieved when creating glass products.
Soda-lime has a host of applications. In fact, it is the most common form of glass produced and is used in 90% of all glass applications.
Hematite is commonly seen by us in the form of rust. This occurs as a chemical compound of oxygen and iron. In the industrial world, it is known as red iron oxide and it is one of the most important chemical compounds.