What is the most common method of making glass?

The float glass process is recognized as the most common method of making glass, particularly for producing sheet glass used in windows, mirrors, and glass doors. In this process, molten glass is poured onto a bed of molten tin, which creates a smooth, flat surface as the glass floats on the tin. This method allows for the production of large, uniform sheets of glass with excellent optical clarity and minimal distortion, making it ideal for modern architectural and automotive applications.

While other methods such as blowing, casting, and pressing are also significant in the production of various glass forms, they serve more specialized purposes. The blowing technique is often used for crafting artistic glass pieces and bottles. The casting method involves pouring molten glass into molds to create specific shapes, which is popular for decorative items and certain glass designs. Pressing glass is mainly employed for making thicker glass products like buttons or decorative shapes. However, none of these techniques can match the widespread application and efficiency of the float glass process in the larger glass industry.