three-layered masks

  • Shield yourself from Covid with three-layered masks: Experts
    New Delhi, March 6 (IANS): While buying a new face mask to protect yourself against Covid-19 infection, make sure you go for a three-layered mask as it is more effective than single or double-layered alternatives, health experts emphasised on Saturday. According to the experts, additional layers in the mask may help us protect against SARS-CoV-2 by not letting the virus-laden contagious droplets or particles pass through the mask. "Covid-19 is mainly spread through respirato