Thursday, July 5, 2012

Tomato cucumber Can't refrigerate and keep fresh

Tomato cucumber Can't refrigerate and keep fresh
After summer has set in, the food becomes very apt to be rotten. As soon as people often buy back in order to keep fresh for the food, people will put into the refrigerator at once. But you know, refrigerator " omnipotent to keep fresh case " ,Some food is put into the refrigerator, will advance " oldly and feebly " instead .
Generally speaking, it was the freezer that the two-door refrigerator had the lowest temperature, it is the - 18 Celsius, cool room temperature most high in the following drawer, 7 , between 1 - 7 temperature of the cool room. About the summer save issue of the food, China food science and technology learnt the Vice President, food security question expert Professor Sun Ying how to propose the following suggestion.
The ones that lay aside for one day and put the refrigerator again: Chinese cabbage, spinach, celery, carrot, peach, grape, apple,etc. are suitable for keeping at 0 . However, these fruits and vegetables were just bought while coming back, you had better not put the refrigerator immediately, because will inhibit the enzyme activities of the fruits and vegetables at low temperature, thus make incompletely it poisonous and unable to decompose. So the above-mentioned fruits and vegetables had better attentive to set free, put into and then refrigerator one day in room.Should not be in the refrigerator stored for a long time: Water content more fruits and vegetables or tropical fruits, for instance the tomato, cucumber, green pepper, litchi,etc., you had better keep in the drawer in the cool room, and should not be stored for a long time. Because there is more water content, these fruits and vegetables will present darkening, soften, the phenomenon of losing flavour after refrigerating for a long time.
Keep at room temperature: The suitable storage temperature of banana, lemon, pumpkin,etc. is 13 - 15 , it is apt to make it darken, rotten to store at low temperature. Ham should not refrigeration,because it will make the ones among them fat appear, be led to the fact whether ham be lump or not fluffied meat. The surface is apt to form the hoar frost after chocolate is refrigerated, thus lose primary taste. Wheaten food such as the bread should not be kept in the refrigerator either, otherwise will cause the straight chain part in starch of its chain to form and shut slowly, thus become hard gradually, " it is old to change " Phenomenon.As to the summer most common fruit water-melon, Professor Sun Ying says, a lot of people are used to refrigerating and eating after cutting the water-melon. In fact, the water-melon will form a layer of membrane on the surface of the melon plup after refrigerating for longer time, thus lose mouthfeel its, among them moisture too apt to form ice crystal, might stimulate throat or cause toothache bad reaction eat. In addition, the iced water-melon will also damage the spleen and stomach, the disease of causing the indigestion, appetite to fail etc.. So, the water-melon had better be bought and eaten now now. If buy relatively warm-heat evil while coming back, might as well heighten the refrigerator temperature a little and refrigerate, flavor within two hours of refrigerating time is best.The editor recommends:Diet in summer The hot pot can't be often eaten
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