This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Net Zero Energy Residential Testing Facility Tour . Senate Energy Natural Resources Committee Staffers Deborah Estes far left and Amit Ronen nd from right tour the living room of NIST Net Zero Energy Residential Test Facility with Dr Hunter Fanney far right Chief of the Building Environment Lab in NIST Engineer Lab EL and EL Lab