Can oranges be placed in the refrigerator?
Oranges can be placed in the refrigerator. Oranges contain high levels of vitamin C. A medium-sized orange can provide the vitamin C needed for a day, improving the body's ability to resist bacterial damage. Oranges can also remove free radicals harmful to health, inhibiting Tumor cell growth. In general, the temperature of the refrigerator freezer is about 4 °C. At this temperature, the oranges have weaker respiration, so the consumption of nutrients is less, and the oranges are not frostbitten.
In addition, the humidity in the refrigerator is high, which can prevent the orange from losing too much water, and the taste is worse. Due to the inevitable bump in the transportation, the orange can be stored in the refrigerator for about 1 month.
If the oranges are stored indoors, the temperature is too high, the air is dry, and the oranges are not only prone to water loss, but also more prone to rot. In this case, it is best not to store for more than 2 weeks.
How long can oranges be placed?
1, as long as the storage environment is not bad, oranges are more resistant to fruit, and the longest shelf life of navel orange can be reached for 6 months.
2, real life can be placed 3-5 months placed at room temperature. Should not be exposure or frozen, warmer weather in the south, it can refrigerate better, colder north, should not be placed outdoors.
3, suitable for storage at a temperature of 5 ° C -10 ° C, each orange sound to the appropriate distance, stored in a cool and ventilated place, if you want to store for a long time can be placed in the refrigerator. But if there is mold, the mold must be discarded as soon as possible Otherwise, it is very easy to infect other oranges.
4, go find some baking soda (not too much), dissolve it with water, wash the oranges one by one with soda water, so take out the oranges and naturally dry the water outside the oranges, so that the soda can form a protection outside the oranges. Membrane, then, put them in a plastic bag, and finally, seal the bag, must be sealed. Do not let the air into the bag. This will save the orange for a long time, put it for three months, nothing questionable.
How to choose oranges?
1. Look at the skin color
First, choose the color of the skin in the appearance, and the orange or dark yellow orange with shiny color, which means it is a fresh, ripe orange. Then, avoid picking the over-ripe yellow or the too green. , and the fruit with holes in the epidermis.
2. Look at the weight
If you can hold it in your hand, call it the weight, and the degree of firmness of the touch, just pinch the skin, you will find some oil on the orange peel; or through the peel, smell the aroma, then This must be a juicy orange! Although the orange has a warm stomach, cough and other effects, but still need to avoid eating too much, so as not to eat too much will get angry.
3. Look at the appearance
Pick oranges to see color, shape, skin, degree. The color is slightly better; the medium-sized orange tastes good; from the outer skin, the outer skin is thin and sweet; the degree refers to the height, the high pile is not as flat as the sweet. After reading these four points, you will get closer and look at the skin. The oil on the skin is finer than the thick one. ' After introducing these points, if you are not sure,
4. Look at the fruit stalk
The last trick is to kill the skill, that is, to see the fruit stem. The fruit stem is divided into male and female, and the fruit stem is small, but the opposite is the mother, the mother is sweeter than the male. There are obvious dots on the bottom of the orange that are the mother's, sweet! There is a slightly concave circle, and then inside the circle, another umbilical is bulged. No dots are public! There is no umbilical in the middle.
