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| \  / ||  /_   _// | \  / ||  \ \\/ //     ___   
|  \/  ||   -| ||-  |  \/  ||   \ ` //     /   || 
| .  . ||   _| ||_  | .  . ||    | ||     | [] || 
|_|\/|_||  /_____// |_|\/|_||    |_||      \__ || 
`-`  `-`   `-----`  `-`  `-`     `-`'       -|_|| 
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Text this: Gas/vapour separation using membranes: Effect of pressure drop in lumen of hollow fibres