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.
ANSWER: The average life of a typical asphalt shingle roof is 20 years, according to Dean Morekas, home inspector with Boswell Building Surveys Inc. However, he cautioned that the life expectancy can be significantly reduced if attic ventilation is poor or if there are multiple layers of shingles.