1, with a towel dipped in vinegar water waving indoors, or light two candles, to eliminate the smell of smoke indoors. 2, toothpaste coated in gauze to wipe the glass, will make the glass become bright as new. 3, mirrors are particularly prone to staining the dust, you can try to use newspaper coated mirrors, can not only remove dust, but also save time and effort. 4, stubborn tea stains can be dipped in a small amount of salt with a finger, gently rubbed on the teacups, repeated more than a few times after rubbing with water to wash away. 5, rice cooker first soaked raw rice before cooking, can shorten the cooking time and save electricity. Friction a few times, wash with water can be. 5, rice cooker to cook rice first after soaking the raw rice and then cook, can shorten the cooking time and save electricity. 6, if the collar and cuffs are dirty, you can put the clothes into the dissolved laundry detergent soaked in warm water for 15-20 minutes, and then carry out the normal washing, can be washed clean. 7, boiled dumplings should be added to the full amount of water to be added to the water to open after adding 2% of the salt, after the dumplings are dissolved, it increases the toughness of the gluten, dumplings. Gluten toughness, dumplings will not stick skin, sticky bottom, dumplings, dumplings, the color will become white, soup clear dumplings fragrant. 8, fried fresh shrimp tips: fried fresh shrimp before, can first be used to soak cinnamon shrimp boiling water, and then fried, so fried shrimp, taste more fresh. 9, boiled eggs, eggs can be placed into cold water for a while, and then put into hot water to cook, so that boiled eggs eggshells do not break, and easy to peel off. 10, fried buns when the first slice of steamed bread in cold water to dip, and then into the pot to fry, so that the fried buns crispy, both delicious and save oil. 11, indoor toilets, even if flushed clean, will often leave a stench, as long as a small cup of balsamic vinegar placed in the toilet, the smell will disappear. Its validity for six or seven days, can be changed once a week.