Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Technologies used during COVID-19 (Javaid et al. 2020). These technologies helped mankind to invent new products like face masks (developed by 3D Printing), IR Thermometer (Bio Sensors) to provide safety for human beings and for the front line workers
