12 September 2021 04:17 am Views - 4135
Two machines have been developed by Buddhika Perera, a resident of Piliyandala, who is an Electrical technician by profession to fight COVID-19. One of the machines destroys airborne viruses and bacteria in a matter of seven seconds while the other machine destroys viruses and bacteria on money and other documents. Pix by Samantha Perera