NEW DELHI, INDIA: As pollution in India reaches alarming levels, an "anti-smog gun" is used by authorities to clear the skies above New Delhi. The gun is used for dust suppression. This will help resemble rain-like conditions. shooting fine water droplets into the air to combine them with dust particles and particulate matter, which then settles them down.Image: Pradeep Gaur/SOPA Images/LightRocket via Getty Images
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