There are three types of fresh-keeping boxes: one is plastic fresh-keeping box: made of resin material, with a general temperature resistance range of 120 ℃ at the highest temperature and 20 ℃ at the lowest temperature. One is a tempered glass fresh-keeping box: ordinary glass is tempered, and the last is a heat-resistant glass fresh-keeping box made of high borosilicate glass material.
The fresh-keeping box is not only convenient and practical, but also can store food in different categories. Plastic fresh-keeping boxes should not be placed in microwave ovens or ovens because plastic can produce harmful substances to human health at high temperatures. The plastic fresh-keeping box can be put into the fresh-keeping box. In addition, tempered glass fresh-keeping boxes may self explode when encountering extreme cold and heat.
In addition, there are a variety of styles and sizes to choose from. The square fresh-keeping box is suitable for refrigerator doors and can be used to store various seasonings and leftovers. The rectangular fresh-keeping box is easy to store foods with moisture, such as fruits, vegetables, and seafood, due to its water receiving plate. The round preservation box is suitable for storing sauces, sauces, and various side dishes. Various fresh-keeping boxes are used together to make the refrigerator more tidy and keep the food in the optimal fresh-keeping period for a long time. PVC food fresh-keeping films are very harmful to human health because the ethylhexylamine (DEHA) in their components is easy to precipitate, and after entering the human body with food, they have a carcinogenic effect on the human body. Therefore, when preserving food, it is advisable to use a variety of fresh-keeping boxes instead.
Different shapes of fresh-keeping boxes have different advantages:
Square fresh-keeping box: Excellent sealing performance, suitable for storing food, preventing odor in the refrigerator, suitable for storing various seasonings, leftovers, leftover cans, fruits, and vegetables. It is easy to use in refrigerated boxes, freezers, microwave ovens, and can also be used for other purposes.
Rectangular preservation box: suitable for storing bacon and meat food. Due to the water receiving plate, it is easy to store food with moisture. Large capacity rectangular fresh-keeping box is suitable for storing fruits, vegetables, seafood, etc.
Round fresh-keeping box: Suitable for long-term storage of various seasonings, canned fruits, cereals, nuts, tea, and other foods, and convenient for use in refrigerated boxes, freezers, and microwave ovens. The oblong design is suitable for storing beverages, children's milk, various cereals, nuts, and tea during outings.
The refrigerator fresh-keeping box has great benefits for food preservation. It can ensure that people keep food as isolated as possible and prevent cross contamination. Different shapes store different things, making it more convenient to use. In addition to the common squares, rectangles, and circles, there are also suits designed specifically for picnics, making life easier and more convenient.