Solar Powered Cell Phone Charging Station
2014-10-27u2002·u2002Development Cost Amount paid for the improvement of the project. 4.0 Very Acceptable Average 3.36 Moderately Acceptable Table 5. Mean & descriptive ratings for durability. Durability Mean Interpretation Quality of materials used pre-established measure of the quality of a material, expressed in physical units. 4.1 Very Acceptable
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