यज्ञ ( YAGYA )

Performing YAJYA ( यज्ञ ) Was , and Is &  will be the basic daily Routine & necessity for every human irrespective of Caste Creed & Religion. 

Scientifically , We I,e.. Every human by some means pollute the Atmosphere & to balance that the only process as per Vedas is Yagya. 

As per Vedas, A Minimum of 16 offerings ( आहुति ) / Head / Day in Yagya must be a Ritual as Eating / Sleeping / Bathing etc .....

Our Ancestors Like Shri Ram, Shri Krishna everyone used to  perform Yagya but with the modernization and European influence we have left our scientific practices.