Can uneaten watermelon be put in the refrigerator?

Can uneaten watermelon be put in the refrigerator?

Watermelon is popular with many people in summer. It is a good fruit for cooling off and quenching thirst. People like to put it in the refrigerator to chill it, so it will taste cooler. It is best not to put uneaten watermelon in the refrigerator. According to surveys, if uneaten watermelon is placed in the refrigerator, bacteria will grow very quickly, especially when plastic wrap is added, the bacteria will grow even faster.

Can uneaten watermelon be put in the refrigerator?

1. If you can’t finish eating the watermelon, cover it with plastic wrap and put it in the refrigerator, as this will produce a large number of bacteria, so it is not a good insurance method. In response to this issue, the Beijing Academy of Agricultural Sciences once conducted experiments. A bacterial culture experiment was conducted on watermelons that were placed in a refrigerator and wrapped in plastic wrap but not preserved for 17 hours. The result was quite unexpected. 1. Watermelons covered with plastic wrap actually breed more bacteria. The surface of the watermelon wrapped in plastic wrap is still wet, and condensed colorless droplets can be seen where the plastic wrap touches the watermelon flesh. 2. The half watermelon that was placed directly in the refrigerator had wilted flesh on the surface and contained significantly less moisture than the watermelon covered with plastic wrap. However, the number of bacterial flora is significantly lower than that of those preserved with plastic wrap.

2. The reasons for the increase in bacterial content in watermelon pulp treated with plastic wrap: 1. Watermelon pulp itself contains a certain amount of bacteria. When the plant grows, it will secrete some substances that inhibit bacterial reproduction. This is why sweet potatoes grown in the field will not rot. When the watermelon is picked, the substances that inhibit bacterial reproduction will no longer be produced, so the bacteria inside the watermelon begin to multiply. 2. Use plastic wrap to cover the surface of the cut watermelon to form a relatively closed space inside the watermelon, preserving the moisture inside the watermelon. At the same time, the temperature inside the watermelon will not drop to 4 degrees Celsius quickly, which provides convenient conditions for the reproduction of bacteria. Because at a temperature of 4 degrees Celsius, the reproduction of bacteria will be inhibited. It is recommended to buy smaller watermelons, or not to keep them for too long, especially not overnight.

Can pregnant women eat watermelon? In summer, watermelon becomes one of the delicious foods for people to cool off, and many pregnant mothers are drooling over it. So can pregnant women eat watermelon? Of course pregnant women can eat watermelon. The water content of watermelon is more than 94%. It is also rich in glucose, vitamin A, vitamin B, vitamin C, vitamin D, etc., and has high nutritional value. Eating watermelon can not only help pregnant women to promote salivation and quench thirst, clear away heat and relieve summer heat, and promote defecation and urination, but it can also treat summer heatstroke, headache, chest tightness, thirst, dry throat, short and red urine, sore throat, and mouth ulcers.

Benefits of eating watermelon for pregnant women:

Pregnant women often eat watermelon during pregnancy, which can not only replenish the body's nutritional consumption, but also better meet the fetus's nutritional intake. Eating some watermelon in the early stages of pregnancy can promote salivation and quench thirst, eliminate greasiness and relieve restlessness, and it is also effective in stopping vomiting. In the late stages of pregnancy, pregnant women often experience varying degrees of edema and high blood pressure. Eating watermelon regularly can not only act as a diuretic and reduce swelling, but also lower blood pressure, which is also beneficial to the health of pregnant women. Watermelon can also increase the secretion of milk, so it is good for pregnant women to eat some watermelon. However, it should be noted that watermelon is cold in nature. Eating too much can easily damage the spleen and stomach. Eating too much can easily cause diseases such as abdominal distension, diarrhea, and decreased appetite, so pregnant women should eat watermelon in moderation. In addition, do not eat cold watermelon. The temperature of cold watermelon just taken out of the refrigerator is too low. If pregnant women eat it, it can easily induce uterine contractions and increase the risk of miscarriage.

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