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 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
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

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 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
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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