家庭食用花生油若保管不当，很容易引起变质，变质的花生油食用后对人的肠胃有强烈的刺激作用，甚至会引起中毒。为了防止济南花生油变质，可采取以下一些措施：

　　Household edible peanut oil if stored properly, it is easy to cause deterioration, deterioration of peanut oil consumption, the human stomach has a strong stimulating effect, and even cause poisoning. In order to prevent the deterioration of peanut oil in Ji'nan, the following measures can be taken:

　　1、要合理地选择花生油的储存容器。油多时可选用陶瓷缸，尽量减小容器的口径;油少时可选用不透光的深色的玻璃瓶。油装满后，应密封瓶口，使油和空气隔，防止食用油氧化变质。人们往往习惯用金属或塑料瓶盛装食用油，实际上是很不科学的，因为金属分子和塑料中的增塑剂，能加速食油的酸败变质。

　　1, it is necessary to reasonably select the storage containers for peanut oil. For a long time, the ceramic cylinder can be used to minimize the caliber of the container. When the oil is low, the dark glass bottle with opaque light can be used. When the oil is full, seal the mouth of the bottle, insulate the oil from the air and prevent the oxidation of the cooking oil. It is often used with metal or plastic bottles containing edible oil, in fact is not scientific, because the metal molecules and plasticizers in plastics, can accelerate the deterioration of edible oil.

　　2、储存的容器应放置在阴凉、避光、干燥、温度低的地方。由于阳光中的紫外线和红外线能促使油脂的氧化和加速有害物质的形成，所以，储油的容器应尽量减少与空气、阳光的接触。

　　2, storage containers should be placed in a cool, light, dry, low temperature place. Because the ultraviolet and infrared rays in the sun can promote the oxidation of oil and accelerate the formation of harmful substances, the oil storage containers should minimize the exposure to air and sunlight.

　　3.、储存花生油要防止高温。储存温度以10℃---15℃为好,一般不应超过25℃，因此，夏季不宜储存，应尽量购买新鲜花生油，建议购买农家小院自榨花生油，经常食用新鲜油。另外要注意，食油内不能混入水分，否则容易使油脂乳化，混浊变质。也可按40：1的比例往油中加入热油，可起到吸收水的作用。

　　3., store peanut oil to prevent high temperature. Storage temperature to 10 degrees ---15 degrees for the best, generally should not exceed 25 degrees, therefore, the summer should not be stored, should try to buy fresh peanut oil, it is recommended to buy farm yard self squeezed peanut oil, regular consumption of fresh oil. Also note that cooking oil can not be mixed with water, or easy to make oil emulsion, opacity deterioration. It can also add hot oil to the oil according to the proportion of 40:1, which can absorb water.

　　4. 防止花生油的氧化变质。若单位发放或亲朋好友馈赠食用油较多一时吃不完时，可选用花椒、茴香、桂皮、丁香、维生素C等抗氧化剂少许加入油中，以延缓或防止食用油的氧化变质。除选用有色小口玻璃瓶储存外，其余的容器储存期以半年为宜，长也不应超过一年。

　　4. prevent the oxidation of peanut oil. If the units issued or friends and family gifts edible oil more a moment can not eat, can use pepper, fennel, cinnamon, clove, vitamin C and other antioxidants added a little oil, to delay or prevent the oxidation of edible oil. In addition to the use of colored small mouth glass bottle storage, the remaining containers stored for six months is appropriate, the longest should not exceed one year.