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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