Hookah, chillum more toxic than cigarette

Jaipur, October 2 Traditional hookah and chillum are more injurious to health than cigarette, a study has said. The study underlines that the old mode of smoking is much more toxic than cigarette smoke as carbon monoxide (CO) level is higher in it, the study conducted by a group of pulmonary doctors of the SMS Hospital Medical College and the Asthma Bhawan here said.