Absorber can either be isothermal falling film type or adiabatic. Both polyblock type and shell and tube type equipment can be used as an absorber, Can be designed to handle very dilute gases, System offered ensures complete absorption of gas ensuring unabsorbed gases going into vent in ppm level by providing packed bed towers at the exit. Packing used in Tail scrubber is either in ceramic or in graphite. Can be adapted for continuous and batch operation.