Engineer ( HVAC ) Tammam Aswad ..I give online courses in the field of maintenance and installation of refrigeration and air conditioning devices with practical experience of more than 25 years .Former Chief Engineer at the Ministry of Works in Kuwait.Practical trainer at the Institute of Higher Studies in Kuwait. I am from Syria and lived in Kuwait for 15 years.. Currently, I live in Turkey and teach students in the field of refrigeration and air conditioning maintenance at Wajh Al Sharq Academy for Vocational and Technological Training in Istanbul, Europe