Leslie van Rooi

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Using LED lights in schools can drastically reduce the rate of electricity usage and costs. Shutterstock

Light in the darkness: how South African schools should cut their electricity costs

Jason Avron Samuels, Stellenbosch University; Leslie van Rooi, Stellenbosch University; MJ (Thinus) Booysen, Stellenbosch University, and Sara Grobbelaar, Stellenbosch University

Replacing fluorescent lights with efficient LED alternatives is the single best way to cut schools’ electricity costs.

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