Your BCPM GPA (sometimes called a science GPA) includes all Biology, Chemistry, Physics and Math courses taken as an undergraduate. On the AMCAS application, you will be asked to classify your courses in one of 20 categories. These include:
The terms asphalt shingle and composition shingle are general terms for the same thing. The term composition is used because the shingles are a composite product made from either a fiberglass or a cellulose mat, and asphalt and minerals, as opposed to a single material, such as wood shingles or clay tiles.he term composition is used because the shingles are a composite product made from either a fiberglass or a cellulose mat, and asphalt and minerals, as opposed to a single material, such as wood shingles or clay tiles.
A shingle roof generally lasts twenty to fifty years. This covers a number of types of material including composition shingle, asphalt shingle, dimensional shingle, 3-tab shingle and more. Shingles come in four major varieties: 20, 30, 40 and 50-year. These are, as you can see, categorized by their life-expectancy.