New solar energy system lets the sun shine through--even when it doesn't.
D003246:Conservation of Energy Resources / Q000379:methods*; D003247:Conservation of Natural Resources / Q000379:methods*; D004736:Energy-Generating Resources; D006744:Hospital Bed Capacity, 100 to 299; D008284:Maintenance and Engineering, Hospital; D012993:Solar Energy; D014768:Virginia