Summer to pesticides when aerosol brake frequently used pesticides brake is at room temperature, the gas ______ ______ way through after loading the bottle. After a while spraying pesticides, insecticides hand will feel filled cans of aerosol insecticide cool investment, this is because when the bottle of insecticide happen to be endothermic ______. This is the principle of aerosol insecticide; commentary. (1) There are two gas liquefaction method: compression volume, reducing the temperature; liquid insecticide in canister, the gas at the time of filling is a method by compressing the volume of liquefied into a liquid stored in the metal tank; ( 2) When the button is pressed nozzle certain drug, it will feel cool cans of aerosol insecticide Liaocheng, because agents after aerosol insecticide spray, liquid tank Pharmacy rapid vaporization gaseous, and the endothermic vaporization of the metal pot temperature decrease, it will cool. So the answer is: the compressed volume; liquefaction; vaporization. Use to use aerosol insecticide brand, we are Chinese brands, easy home easy home Liaocheng net net price insecticide insecticide _ _ Liaocheng Liaocheng insecticide quality wholesale / procurement - Liaocheng easy home net aerosol insecticide aerosol insecticide mosquito pesticides household electric mosquito insecticide mosquito incense king factory wholesale price proxy, you can call us, or qq Liaocheng Acer Fine Chemical Co., electric mosquito flies, mosquitoes, fragrant incense king aerosol insecticide manufacturers Liaocheng Acer company. Wenying Wang Xiang Xiang Wang Wenying Liaocheng good quality pesticides Liaocheng Acer Fine Chemicals. Six generations of mosquitoes Hong Wang Shandong plant mosquito spray insecticide factory in Baoding aerosol insecticide mosquito plant Shandong Liaocheng plant mosquito incense factory in Shandong Wang Yi Jia plant mosquito net factory Liaocheng easy home electric mosquito net. Wholesale aerosol insecticide aerosol insecticide _ _ Weihai easy home net provided by Liaocheng brand Acer Fine Chemical Co., Ltd. Liaocheng Acer Fine Chemical Co., Ltd. (www.lchfhg.com) strong, credible, Shandong Liaocheng insecticide Miehai industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Acer fine chemicals and you hand in hand into the brilliant, for a better future!