Electricity use of the most and least energy-hungry shopping malls can vary as much as 13-fold while the variation among office buildings is as much as 17-fold. Photo: David Wong

Huge differences in electricity use among malls and offices, audit shows

Audit figures show unexplained differences in electricity consumption, but more data needed

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Electricity use of the most and least energy-hungry shopping malls can vary as much as 13-fold while the variation among office buildings is as much as 17-fold. Photo: David Wong
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