how to make a glass

It’s just needs a few simple steps to make a glass. The first is to put together the primary material of glass, consist of sand, soda, and limestone. After it stirred away, the mixture is burnt in furnace. The second step is to split it into 2 kind of mix, the first is for the plate glass, and the second is for bottle glass. The mix for the plate glass would go through rollers. And for the bottle glass, the mix would be shaped by a removable mould into bottle shape. (Adiajeng Warastuti. 16207003)