Text this: Simulation of unsteady heat and mass transport with heatline and massline in a partially heated open cavity

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