Tuesday, Apr 30, 2024 | Last Update : 02:15 PM IST
air filters
New pollution filter that sits in the nostrils can block 90 per cent of large particles
Such inventions are important when air pollution is having a devastating effect largely in cities of India and China.
22 Nov 2018 7:27 PM
Recycling polluted air for art: How is it done?
Graviky labs’ KAALINK can capture particulate matter from diesel generators and convert it into Air-Ink for artwork.
28 Nov 2017 12:12 PM
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