Text this: Polycyclic aromatic hydrocarbon removal from petroleum sludge cake using thermal treatment with additives

 _    _     ______               ___     __   __  
| \  / ||  /_   _//   ____      / _ \\   \ \\/ // 
|  \/  ||   -| ||-   |    \\   | / \ ||   \   //  
| .  . ||   _| ||_   | [] ||   | \_/ ||   / . \\  
|_|\/|_||  /_____//  |  __//    \___//   /_//\_\\ 
`-`  `-`   `-----`   |_|`-`     `---`    `-`  --` 
                     `-`