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  _____     ______    ______   __   __   _    _   
 / ____||  /_   _//  /_   _//  \ \\/ // | || | || 
/ //---`'   -| ||-     | ||     \ ` //  | || | || 
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 \_____||  /_____//  /__//       |_||    \____//  
  `----`   `-----`   `--`        `-`'     `---`

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Text this: Effects of treatment time by sulphur hexafluoride (SF<inf>6</inf>) plasma on barrier and mechanical properties of paperboard