/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: AlirezaYavari1 https://cdn.slidesharecdn.com/profile-photo-AlirezaYavari1-48x48.jpg?cb=1614950440 professional Fire Protection Engineer with many years experience in provision of loss prevention engineering and risk assessment supports as Fire Department Marshal and Forensic Fire and explosion investigation Expert. http://yavari-alireza.persiangig.com