1. Watermelon
Watermelons kept in plastic wrap will spoil faster than those without. Because, before the watermelon is covered with plastic wrap, there are bacteria and microorganisms outside. If the permeable effect of plastic wrap is not good, and the temperature drops slowly, it will lead to the growth of these microorganisms or bacteria faster. It is rare that the food is easy to deteriorate after anaerobic reaction.
2. Tomatoes and bananas
When food is wrapped in plastic wrap, its own oxygen and moisture permeability can be affected. Tomatoes and bananas will emit ethylene gas to ripen when placed. If the gas is kept fresh with plastic wrap, it will accelerate the festering of fruits and vegetables and shorten the retention time.
3. Cooked food
Cooked food, hot food, greasy food, rare meat, it is best not to use plastic wrap storage. After these food contact with the plastic wrap, it will lead to the volatilization of the chemical factors in the plastic wrap material, melting into the food, causing harm to health.
4, radish, cucumber, beans
Radish, cucumber and beans had the opposite effect. After a day’s storage of 100g of radishes wrapped in plastic wrap, vitamin C levels were reduced by 3.4mg, beans by 3.8mg, and cucumbers lost the same amount of vitamin C as five apples after a day and night.
Vegetable fresh-keeping method
1, coriander preservation
It is best to choose a large tree with roots of cilantro, and then bundle into small bundles, bread – layer of paper into a plastic bag, loosely tied on the bag mouth, so that the cilantro root will be placed in a cool place, eat as you take, to ensure that cilantro in 7-10 days are fresh. You can also prepare a cup of water, soak the roots of coriander into water, change the water every day, also can keep fresh for a few days.
2, celery preservation
For both parsley and celery, put the celery or parsley in a birdbath with a little water and keep in the fridge for a long time. Ordinary celery can also be separated into leaves and stems and stored in a fresh bag.
3, leek preservation
Because leek is afraid of dry, to be the new bought fresh leek with a small rope bundle, and then the root down in the basin, can be dry for a long time, not rotten. It can also be wrapped in paper sprayed with water and stored in a zipline bag, preferably eaten as soon as possible.
4. Eggplant preservation
Eggplant can not be washed with water, with plastic wrap wrapped in the refrigerator to keep, prevent bumps, heat, it is best to eat as soon as possible.
5, potato preservation
Potatoes are suitable for low temperature retention, below 0℃ is easy to freeze, above 5℃ is easy to germinate, sprouted potatoes will occur toxic solanthin. Storage potatoes to pay attention to temperature, another is to pay attention to keep potatoes dry, to prevent mildew.
6. Tomatoes keep fresh
Tomatoes to choose good, no knock, do not wash, put directly in the bag into the refrigerator can be reserved, if the tomatoes have a little rot on the best do not eat.
7, green onion preservation
Wrap it in paper and put it in a plastic bag. It will last longer in the refrigerator.
8. Winter melon preservation
Choose the skin intact with complete white frost of winter melon, put in a ventilated and cool place, it is best to pad on the board, rather than directly put the winter melon on the ground, so that it can keep fresh for 4-5 months.
9, garlic preservation
Garlic is a spicy vegetable and is best kept as it is. Can be put into the net bag, and then hanging in the indoor cool ventilated place. Garlic can also be peeled, processed into garlic puree sealed in the refrigerator refrigeration, can be used for about 2 weeks.
10. Fresh onion
You can store Onions for a long time by drying them and storing them in a cool, dry, drafty place, as if they can be hung directly in a net bag. If wrapped in plastic bags or put in the refrigerator, but easy to dull soft, metamorphic, germinate.
