Average cost per unit for direct materials Average cost per unit for factory depreciation

I am a third year student, and in my current project I am looking for an alterative to using glass. I want to use a material that lets as much light through as possible, but can't be seen through. Any help, or links, would be greatly appreciated. Dave Pratt

Classify materials according to their magnetic properties

Have had some problem with ice dams on my garage roof which resulted in leakage through the roofing and into the soffitts below. Am planning on replacing the soffitts with a material that would not require any painting, either vinyl or metal. I think over the next few months I will have to replace...

What are ceramics?