際際滷shows by User: khalidzia777 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: khalidzia777 / 際際滷Share feed for 際際滷shows by User: khalidzia777 https://cdn.slidesharecdn.com/profile-photo-khalidzia777-48x48.jpg?cb=1639933039 Stateforword, researcher, polymer chemist