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Can you directly use tap water against the sea? The seawater ornamental fish market has artificial sea water, which can be allocated in proportion!It can last 15-Do not change water for 20 days, but need a filter to assist the oxygen content in the water!
Do you want to install a water purification filter for Beijing tap water? @ Niuwa009There is no basis for your answer. municipal tap water is filtered, but the water is still some impurities. the standards in China and developed countries such as Europe and the United States are different and low.If you don't believe it, you can see what your colleagues or friends have installed water purification equipment and what it looks like when changing the filter element. if you see it, I believe you won't say so.The water quality in Beijing is different from that in the north and south or even in the district. you can use TDS pens to test the hardness. it is recommended to drink it together, such as the double-outlet equipment in the air point water purifier, there are minerals that don't drink pure soft water. There is no shadow. this is a way for businesses to cheat sales. Don't be fooled.