Clearomiseur P Sub Ohm GeekVape Mist Maker IQOS reviewed: Could a 'heat not burn' alternative to cigarettes wean this committed smoker off Marlboro Lights? Unsmoke the world': Philip Morris urges U.K. government to ban cigarettes by 2030 National Post Philip Morris Sees $1.2 Billion Gain in Smoking Substitutes Bloomberg Phillip Morris International's Marlboro IQOS, a smokeless hybrid between analogs and electronic cigarettes. Stock Photo Adobe Stock To sell or not? Marlboro IQOS from Japan IQOS is a tobacco heating system. Thanks to sophisticated electronics, IQOS heats specially designed heated tobacco units up to 350C, without combustion,