How do grade 10 clean engineering companies maintain and control the cleanliness of clean rooms? And specific operations. The dust-free workshop requires closing the door,It is forbidden to hit and scratch the wall of color steel plate with hard objects,It is strictly forbidden to knock and scratch the ground with heavy objects and sharp objects,All equipment such as color steel plate, dust-proof ground, transfer window and shower room are prohibited from contact with chemical preparations,It is strictly forbidden to use chemical preparations to wipe explosion-proof organic glass of passing windows and air shower rooms,Clean the workshop to avoid drilling holes in the wall of the color steel plate and the ceiling.Machine equipment, tools and materials should be thoroughly cleaned and entered the workshop;Personnel must wear cleaned purification clothes when entering the workshop,Do not enter the workshop with makeup or jewelry;Try to avoid dust-producing materials and tools in the workshop;It is n
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Do you still need a pre-water purifier to buy a water purifier? In general, it is best to install. this is the first layer of protection and the most basic filtration. unless the quality of municipal water can be guaranteed, it is basically impossible in China, the installation of the front water purifier has a long life and high cost performance. It can protect and extend the life of PP cotton or other first-class filter elements of the terminal water purifier. The better pre-filter water purifier will basically filter out the water quality much better. for example, the type of pre-filter with the Ryder West level can basically put most of the water impurities (such as rust, aquatic animals and plants, residue, etc.) is filtered out in the first line of defense, which is the first barrier protection for domestic water. It is also the most important one. Not needed.
