This Dutch Innovator's Project Could Clean up Delhi's Smog!NewsBy Vidya Raja10 Nov 2017 17:39 ISTThis vacuum cleaner is 7-meters (23 feet) tall and uses patented positive ionisation technology to produce smog-free air in public spaces, allowing people to breathe clean air.Read More
/english-betterindia/media/media_files/2025/09/12/desktop-hp-top-banner-2025-09-12-21-45-19.jpeg)
/english-betterindia/media/post_attachments/uploads/2017/11/d.png)