/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: AbdulWaheedBhutto https://cdn.slidesharecdn.com/profile-photo-AbdulWaheedBhutto-48x48.jpg?cb=1523388132 Chairman , Department of Chemical Engineering, Dawood University of Engineering and Technology, Karachi-Pakistan Specialties: Chemical Engineering Education, Energy and Environment, Sustainable Development.