Michael Chaiton, Robert Schwartz
Philip Morris International says that it will be marketing a new product called iQOS in Ontario. iQOS uses a special device to heat the tobacco to release an aerosol vapour that is inhaled by the smoker. The industry has argued that this type of device reduces the delivery of many chemicals in tobacco smoke but previous versions of this class of products have not been found to be acceptable. This OTRU Update explores the claims and science behind heat-not-burn tobacco products.