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What if the sealed jar cannot be opened?
When we make jam and pickle some cooked food, we need to use sealed jars for storage. Sometimes we need to store them for several months before opening them, but once time passes for a long time, our sealed tubes are not easy to open. So what should we do if we encounter a situation where a sealed jar cannot be opened? Next, we will provide some tips and teach you how to open it. Method 1: We can pry open along the edge of the bottle cap and use sharp objects such as knives or scissors to...
How to distinguish between PET and PE plastic bottles?
1. The physical properties of the materials used for plastic bottles are different: Polyethylene terephthalate (PET) is a colorless transparent substance with a certain gloss (indeterminate), or an opaque milky white substance (crystalline). Difficult to ignite and burn, but once burned, although the flame is separated, it can still continue to burn. When burned, it will melt and burst into fragments, with a yellow flame and early blue edges. There are small droplets falling, black smoke, and...
Why do cosmetics use plastic packaging bottles?
Plastic containers have a wide range of applications, including food, medicine, agriculture, and beauty. Today, the editor will take you to understand the application and advantages of plastic containers in the beauty industry. The beauty industry uses a wide variety of plastic container materials for cosmetics and skincare packaging, which have good plasticity. With their superior performance, low cost, and adaptability to environmental protection, they have rapidly developed in competition...
Do you know if there are any other materials besides glass for sealed cans?
The sealed jar has a heat-resistant glass preservation box with no bubbles or cold lines, high transparency, and the ability to withstand sudden temperature changes is better than the Glass heat-resistant glass of the Le Kou cup, but the price is much cheaper. Nowadays, at the price of tempered glass, you can buy high-end high borosilicate heat-resistant glass preservation boxes. The lid is made of high-end PP and imported silicone materials, and uses the principle of vacuum negative pressure...
What are the classifications of plastic bottles?
There are many types of plastics, and so far there are about 300 types of plastics put into production in the world. There are many classification methods for plastics, and there are two commonly used ones: 1. According to the different properties of plastics after heating, they are divided into thermoplastic and thermosetting plastics: The molecular structure of thermoplastic is linear, which softens or melts when heated, and can be molded into a certain shape. After cooling, it becomes...
How to distinguish PVC, PET, PP, and PE plastic bottles?
All industries require plastic bottle packaging. As consumers, whether it is plastic bottles for food packaging or plastic bottles for daily necessities packaging, their bottle bodies are printed with symbols representing plastic bottle packaging materials such as PVC, PET, PP, and PE. What are the specific meanings of these signs? What are their specific uses? What should consumers pay attention to when they see these signs? PVC plastic bottle: The scientific name of PVC is polyvinyl...
In the daily task of maintaining a clean and tidy home environment, a set of high-quality and efficient cleaning tools is crucial. The plastic sweeping bed brush, broom, dustpan set that we are going to introduce today is a magical tool that can meet your cleaning needs in multiple scenarios, from the bedroom to the living room, from the desktop to the car, making cleaning work easy and convenient. 1、 Multi functional bed sweeping brush, caring for every inch of the bed The bed sweeping brush...
In the small world of the kitchen, every tool carries a unique mission, and the plastic vegetable washing and draining basket is undoubtedly a powerful assistant. It has brought great convenience to daily vegetable washing work with its simple and practical design and excellent functions, becoming an indispensable kitchen item for many families. Clever design, efficient drainage The design of the plastic vegetable washing and draining basket is unique and usually adopts a double-layer...
Can plastic pollution be solved from the plastic production end?
According to the "Research Report on the Environmental Impact and Recycling of Plastic Packaging in the Food Delivery Industry (2021)", since 2015, China's food delivery industry has experienced explosive growth, resulting in an increase in plastic packaging consumption (waste) from 57000 tons in 2015 to 574000 tons in 2020. The pressure on the ecological environment caused by this should not be underestimated. The essence of plastic pollution is the leakage of plastic waste into natural...
Instructions for using the pressure plate 1. Walking, running, and jumping on a finger press board: Use several finger press boards to pave a small path for the child to walk, run, or jump over. If the child is sensitive to touch, they can initially wear socks and wait until they adapt before walking barefoot. 2. Climbing on a finger press board: Use several finger press boards to pave a small path for children to climb from one end of the path to the other. They can crawl on their knees or by...
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.