Kerala: 64-year-old amateur scientist claims, 'hot air inhaler can keep coronavirus at bay'
India | Nov 13, 2020, 01:04 PM ISTDavid, however, is waiting with fingers crossed for an approval, as he has been waiting for the past 45 days after sending it to ICMR, and state capital city based reputed institutes -- Sree Chithra Thirunal Institute and Medical Technology and the Rajiv Gandhi Centre for Biotechnology.