Hussein. The 3,000-strong labor force is engaged in keeping the Holy Mosque clean. They have been provided with electric cleaners, and small auto vehicles.They look after the Zamzam water supply and fill and clean about 18,000 thermoses along with plastic glasses duly sterilized. They maintain all the hygienic standards. For 'Tawaf' and 'Sa'y' the Presidency has arranged 10,000 wheelchairs for the elderly and disabled pilgrims. These wheelchairs can be obtained from the earmarked places outside the mosque and on the first floor of As-Safa gate. These wheelchairs can be used only on the first floor where a gallery has been built to go round 'Ka'ba' for 'Tawaf' and 'Sa'y,' according to a report published today by the Jeddah-based Saudi Gazette. --MORE