Makkah, November 18, 2020, SPA -- The General Presidency of the Grand Holy Mosque and the Prophet's Holy Mosque Affairs exerts great efforts in sterilizing and perfuming the Grand Holy Mosque and its courtyard, as its area is estimated at one million square meters. The Presidency has provided more than 4,000 cleaning workers who are present around the clock, working in four shifts. The process of cleaning and sterilizing the entire Grand Holy Mosque and its courtyards takes 35 minutes. 9 teams consisting of two supervisors for each team undertake the tasks of disinfection and sterilization. --SPA 15:57 LOCAL TIME 12:57 GMT 0010 www.spa.gov.sa/w1452674