Purifying indoor air could cut the cost of running fans and chillers by up to 30%.
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In jet aircraft, purifying cabin air would save on fuel needed to compress fresh air bled from the engine to ventilate the cabin.
Chua told CNN that she and Tan had taken technology and processes commonly used in air conditioning and air purifying units and adapted it for an alternative use.
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Earlier analysis had led ground controllers in Houston and Moscow to suspect a Russian air-purifying apparatus as being the source of the leak.
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