Rudrabhishekam is the worship of lord ESWARA. It is procedure of offering food, Aasana, and then doing the abhisheka of Pancha Armitas. Rudrabhishekam Puja protects from negative energy, minimize the sins and few people suffers from doshas in their Kundali , get rid of diseases. Sri Rudram is chanted while pouring milk, yogurt, ghee, sugar, honey, coconut water on Shiva lingam.