Retired engineer George Tregay conducts a lighting assessment of the Madison County Agricultural Center in Marshall, N.C., as volunteer energy assessor for Waste Reduction Partners Thursday, Nov. 18, 2010. Tregay measured light output throughout the building, checked the age and power usage of older fixtures and compiled his findings for the county manager to review and help asses what energy reductions could be made with the help of federal funding. Photo by D.L. Anderson..Ilene Bellovin | AARP Bulletin.Model Release - Yes
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