Encoding specificity refers to Endel Tulvingâs notion that in order to successfully retrieve something from memory there must be a match between how information is originally encoded and how it is available when being retrieved from memory.
Shingle Roofing. Shingle Roofs last between 10 â 30 years in Phoenix depending on the quality of the material on your roof. Regular 3 tab shingles last between 10 â 15 years in Phoenix. Architectural or dimensional shingles are a lot thicker and can last from 15 â 30 years.
Here's a closer look at how the NAHB rates the longevity of different roofing materials: 1  Asphalt shingles -- Typically, asphalt shingles last about 20 years; however, higher-quality asphalt shingles are warrantied for up to 50 years.  Architectural asphalt -- These products last about 30 years on average.