When carrying out disinfection work in car, we should pay attention to cracks, gaps, underneath, air conditioning systems which are not exposed to exterior, and cannot be cleaned by simply sing surfaces treatment disinfection methods. OG is using a revolutionary disinfection method using dry fog with particles in the size of less than one micron in aerosol form which can float in air for a long period of time and can penetrate into any cracks, gaps, underneath, air conditioning system inside a car. The disinfectant is basically filling the whole car inside compartment in touch with all surfaces, killing germs, bacteria and virus. OG Dry Fog Disinfection Treatment definitely can provide a hygiene, germ, bacteria and virus free car environment for a high degree of protection of driver and passengers in the car.