Text this: MODELLING OF A SIMULATED COUNTER-CURRENT ADSORPTION PROCESS.

  _____    _    _     _  _      ___    __    __  
 / ____|| | || | ||  | \| ||   / _ \\  \ \\ / // 
/ //---`' | || | ||  |  ' ||  | / \ ||  \ \/ //  
\ \\___   | \\_/ ||  | .  ||  | \_/ ||   \  //   
 \_____||  \____//   |_|\_||   \___//     \//    
  `----`    `---`    `-` -`    `---`       `