Veena Prakash from Mayur Vihar invented a formula of 'Havan' where she claims that the gases released from the process usually purify the air we breathe. She adds on that these gases are also responsible for killing harmful bacterias. Zee News is the highly popular Hindi News channel of India’s largest television network ZMCL. The channel, which has a huge following in India and abroad, has won several prestigious national and international awards. Amongst its popular programs are - Dr.