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The speed of light(ing)

Cows2_SourceCRN

The T-Bar M Dairy Ranch, outside of Durant, Okla., normally uses 250-W metal halide lights in its barns. CRN exchanged those bulbs in 10 fixtures with 120-W LEDs. After six months, the dairy had cut energy use by 55 percent and boosted brightness by 30 percent. Source: Cooperative Research Network

The T-Bar M Dairy Ranch, outside of Durant, Okla., normally uses 250-W metal halide lights in its barns. CRN exchanged those bulbs in 10 fixtures with 120-W LEDs. After six months, the dairy had cut energy use by 55 percent and boosted brightness by 30 percent. Source: Cooperative Research Network