EESL) has developed an air purification system that filters out pathogens, including the covid-19-causing novel coronavirus, from indoor spaces, and has applied for certification from the Council of Scientific and Industrial Research (CSIR), a top official said.EESL, a joint venture between NTPC Ltd, Rural Electrification Corp.
Ltd, Power Finance Corp. Ltd and Power Grid Corp. of India Ltd, plans to install these systems in buildings with centralized air conditioning, and is aggregating demand for the same.Also Read | The curious case of the glowing beachesEESL claims the filtration removes particulate matter, pollutants, and pathogens, through measures such as high efficiency electrostatic filters and ultraviolet germicidal irradiation.