/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: JohnKinsella3 https://cdn.slidesharecdn.com/profile-photo-JohnKinsella3-48x48.jpg?cb=1580578477 Writer and editor for PADI Worldwide. Digital marketing advisor for Virtual Dive. Course Director (instructor trainer) for Oceandivers. http://www.padi.com