Glass is a (usually) transparent, non-crystalline amorphous solid with many vital applications in various industries worldwide. However, like every other industry, waste is released into the environment in glass manufacturing. These are obstacles to maintaining the proper composition of the atmosphere. So this article will give you information about the present glass manufacturing industry in the world & manufacturing process steps, the ability to understand the waste that comes out during glass production also you can get details about Control techniques to reduce environmental pollution.