How to use a refrigerator: 10 days of hot topics and practical guides
As an essential household appliance, the correct use of refrigerators has always been a hot topic among netizens. Based on the hot topics on the Internet in the past 10 days, this article provides you with a guide to structured data from the perspectives of power saving tips, storage methods, and troubleshooting.
1. Top 5 popular refrigerator topics on the Internet (last 10 days)

| Ranking | topic | amount of discussion | core concerns |
|---|---|---|---|
| 1 | Summer Refrigerator Power Saving Tips | 285,000 | Temperature setting/defrost frequency |
| 2 | Refrigerator odor removal method | 193,000 | Activated charcoal/lemon slice use |
| 3 | Scientific storage of food ingredients | 157,000 | Separation of raw and cooked food/keeping time |
| 4 | Smart refrigerator function development | 121,000 | APP linkage/intelligent sterilization |
| 5 | Freezer freezing treatment | 98,000 | Ice melting techniques/seal inspection |
2. Core data guide for using refrigerators
| Functional partition | suitable temperature | Storage recommendations | Common mistakes |
|---|---|---|---|
| Refrigerator upper level | 4-6℃ | Delicatessen/Dairy Products | Door rack for placing eggs (easy to damage due to vibration) |
| Refrigerator lower level | 2-4℃ | Fresh meat | Store directly without sealing |
| Vegetable and fruit crisper | 8-10℃ | High humidity vegetables | Refrigerated tropical fruits such as bananas |
| Freezer | -18℃ or below | Packing and sealing | Defrost the same ingredients repeatedly |
3. Refrigerator usage tips that have been hotly discussed recently
1.Power-saving black technology:A popular Douyin video demonstrates the "bowl of water freezing method". Place a bowl of salt water (concentration 5%) in the freezer and transfer it to the refrigerator after freezing. This can extend the refrigeration cycle and save an average of 0.3 degrees of electricity per day.
2.Space management:Xiaohongshu’s popular storage method recommends the use of transparent drawer-type storage boxes, combined with the upright placement principle, which can increase capacity utilization by 40% and increase search volume by 180% in a single day.
3.Odor control:Measured data on Weibo shows that the deodorization effect of coffee grounds is better than that of traditional activated carbon. The formaldehyde adsorption rate can reach 92% within 48 hours, and the relevant topic has been read more than 100 million times.
4. Refrigerator usage specifications recommended by experts
1.Loading limit:It is recommended that the storage capacity of the refrigerator should not exceed 70% of the capacity to ensure air-conditioning circulation. When the freezer is more than 90% full, power consumption will increase by 15-20%.
2.Defrost cycle:When the thickness of the ice layer in the freezer exceeds 5mm, it needs to be defrosted. For every 1mm increase in thickness, the working time of the compressor will be extended by about 8%.
3.Cleaning frequency:The sealing strip must be cleaned at least once a month. The weakening of the magnetic force of the door seal will cause air-conditioning leakage, and the annual power consumption may increase by more than 150 degrees.
5. New trends in the use of smart refrigerators
| Function | Usage rate | User satisfaction |
|---|---|---|
| Remote temperature control | 67% | ★★★★☆ |
| Food management | 42% | ★★★☆☆ |
| Automatic sterilization | 89% | ★★★★★ |
Through rational use of refrigerator functions and regular maintenance, you can not only extend the life of the equipment, but also protect your family's dietary health. It is recommended to check and optimize according to the guidelines in this article every quarter to maximize the efficiency of the refrigerator.
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