The triangle is stable and has the characteristics of stability, firmness and pressure resistance. For example, Egyptian pyramids, rails, triangular frames, cranes, triangular booms, roofs, triangular steel frames, steel bridges and the Eiffel Tower are all built in a triangular shape. Glass has a long history and stable nature. It is a time-tested and excellent material. It can be used not only for decoration, but also for playing an important role in various optical instruments. It can even be used to help buildings save energy and reduce noise. By using different processing methods, we are able to give glass different properties.
