An IIT Delhi start-up has launched the "world's smallest" wearable air purifier, claiming it is as effective as an N95 face mask. According to the start-up,…
IIT-Delhi start-up Nanoclean Global has launched the "world's smallest" wearable air purifier, Naso95. Nanoclean Global claims that Naso95is at par!-->!-->!-->!-->!-->!-->…