In many data show that 40%-50% of the major sources of pollution in the summer are from automobiles and related industries, 30% is the transmission of pollution from outside the country, but the cooking source accounts for only 15-20%. That is to say, catering emissions of fumes can not be talked about is not the main source of haze weather, and even important sources can not be called. China's food culture has a long history, since ancient times cooking has been a long history, how is it that only now we find out that stir-frying will stir-fry haze? The reason is so simple, social progress, easy transportation, the rapid development of information, food for the people, into the line of the catering industry developed. Cooking in a variety of ways and means, fumes are increasingly serious, like before the kind of smoke curls the scene has been difficult to see.PM2.5 rising, more and more food and beverage are conscious, to use the kitchen fume purifier or electrostatic fume purifier to deal with fumes. Although catering emissions of oil smoke is not the main formation of haze, but also from the "smoke source" to solve the problem of oil smoke. Catering can choose oil smoke purifier, electrostatic oil smoke purifier, kitchen oil smoke purification equipment, etc., to contribute to the purification of air.

"Stir-fry 1 hour = smoke half a packet of smoke?" Recently on the network a topic entitled "middle-aged and elderly women long-term exposure to high-temperature fumes, become a high incidence of lung cancer population" has attracted the attention of the general public and heated discussions. The post said, "A survey conducted by Shanghai Tongji University Cancer Institute found that the risk of lung cancer among middle-aged and elderly women increased by 2-3 times due to long-term exposure to high-temperature oil smoke. According to the survey, in the non-smoking women's lung cancer risk factors, more than 60% of women long-term exposure to kitchen fumes; 32% of women like to use high-temperature oil to fry food, while the kitchen doors and windows are closed or poor ventilation." Many netizens have reproduced, more netizens said "this life does not cook, love to marry or not marry.