... clarity and relieve carsickness. 3. Can dispel mildew smell, smoke smell, formaldehyde, benzene and poisonous gas discharged from automobiles; ... and new designed patent, Appearance patent.3. How does our product work?When a radio-frequency electric pulse is applied to ... such as the coke smoke, secondhand smoke and fumes. That is how our negative ion products remove smoke.Moreover, the negative ion ...