In modern society, nearly all the people are familiar with air freshener. Air freshener is made from various kinds of ingredients including ethanol, aromatic chemicals, deionized water and so on. By sending out the fragrance, air freshener is able to cover up the bad smell, so as to alleviate the uncomfortable feeling caused by the undesirable odor. Air freshener has two major advantages. air freshener is easy to use. Most of the commonly used air fresheners are gas-spray type, so it does not require any supporting facilities inside the car. Last but not the least, there are a variety of odor types for the consumers to choose from. For some drivers who like fragrance, especially women drivers, the good smell of air freshener is also one of the major reasons which attracts them to buy the air fresheners. email address: [email protected]