... and various odors, formaldehyde, toluene and other organic compounds, dust and other air purification rate of 98.8 ... Tio2 photocatalyst, the car in the air harmful volatile organic compounds (formaldehyde, ammonia, stupid, TVOC, etc.) decompose faster ... automobile exhaust carbon monoxide, nitrogen oxides, hydrogen and oxygen compounds and other pollutants, strong eliminate all bacteria, the efficiency ...