Laundry Brush

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 maintain atmospheric pressure balance inside and outside the can.     Method 2:   Next, we can wrap...

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 a slightly sweet and irritating odor in the mountainous area. The performance of pure PET is very...

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 with other packaging materials such as glass.     Compared to glass products, plastic bottles have...