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The Times of India
The Times of India
World
TOI World Desk

A switchable window coating can heat buildings by 33°C or cool them below ambient, and lab tests suggest it could cut HVAC energy use in some U.S. climates

Keeping homes and offices comfortable all year round is not without the use of significant amounts of energy. Buildings consume about 30% of the total energy consumed worldwide, while HVAC (Heating, Ventilation, and Air Conditioning) consume almost 17% of the energy consumption in buildings, according to an investigation by the journal Advanced Materials . In trying to find ways for countries to cut emissions without compromising indoor comfort, there have been efforts from researchers to come up with materials for buildings that could adapt to weather changes.

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