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For a watch worn daily, the scenes encountered in life, such as hand washing, bathing, swimming, surfing, diving, car washing, etc., all test its waterproof ability. According to statistics, water damage to wat…

I believe that many biological colleagues reading this article have raised cells, and they must have contaminated cells countless times. In most cases, it is difficult to distinguish why our cells are contamina…

In fact, waterproof watches are of course waterproof, but the usage scenarios need to be distinguished according to the waterproof level, such as the relatively common 3 ATM (30 meters waterproof) and 5 ATM (wa…

Liquid solutions are formulated using0.22umwater treatmentmembrane It can be said to be a basic technology for laboratory analysts and an option in their daily work. The configuration of liquid solutions includ…

After the pipe or filter element of the air filter is clogged with dirt, the engine will have the following malfunctions due to a serious lack of air intake: the engine will make a muffled sound when the accele…

Now a new 400W indoor lighting is launched, which requires a protection level of IP65 or above. To achieve such a high level of protection (dustproof, waterproof), a good way is to design the lighting fixtures …

Compressed air contains various types of impurities, including oil, oil mist, sludge, water, water mist, particulate dust, microorganisms, odors and other impurities, and they They come in different forms, incl…

The unsealed design brings the possibility of intrusion from dust, water vapor and other pollution in the outside air. “Water vapor” here refers to water that diffuses or condenses from the surround…

We all know that a solution is a uniform and stable mixture composed of at least two substances. The dispersed substances (solutes) pass through in molecules or smaller particles 0.22umWater TreatmentMembranedi…