How to avoid the glass go mouldy?

Once the glass go mouldy, both the aesthetis and performance are affected, even have safety problem for high buildings. So to avoid the glass go mouldy is importment.

The key is to protect the glass against water and damp, especially in the transporation and storage. To clean and use the glass in time once found the water or moisture on surface. The warehouse to keep the glass should be dry.

Second, if keep the glass in stock, need to take measures to prevent the glass go mouldy. The glass sheet should be seperated by paper or powder. If the glass been packed in closed package, need to put desiccant in the package.

Do you have other good solutions?