Not less than 1000 words

Mass transfer technology plays a significant role in various industries including food manufacturing and packaging, chemicals, water treatment, pharmaceuticals, oil and gas, and many others. Moreover, growing R\&D and novel developments in this technology are giving rise to advanced mass transfer devices which are improving the efficiency of mass transfer processes. Select the distillation and absorption techniques (mass transfer operations) commonly used in industries and discuss the principle involved, merits and demerits in these mass transfer operations with neat sketch