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I heard that bottled water is filled with tap water. Is it true? 1. one-sided understanding,A stick knocked everyone down.Pure water is a kind of water after reverse osmosis treatment of tap water,Mineral water and mountain spring water are water species that are precisely filtered from the ground or surface water,Wait,As long as it is bottled water produced by regular manufacturers,All water that can be safely drunk after treatment;2. there are indeed some illegal profiteers in the market who fill bottled water with tap water that is not treated,And it's still a 'black bucket ',Seriously affect the health of consumers;3. choose bottled water with local reputation and brand.Bottled water is the tap water that is filtered into the bucket. this is true,When I was in college,There is a water company near the school,When I passed by that day, I saw them bottled water with a running water pipe.Generally speaking, some self-employed people make bottled water,Rent a shop,Then dig a well inside,Put another electri
Some turbidity of groundwater is inconvenient for fish tanks. how can I make it clear? I have a filter. it's useless. Method 1,It is best to use a cone-shaped clay cylinder,Full of water,Draw a circle along the wall of the cylinder with a stick in the water,Speed from slow to fast,Until you have no strength,Pull out the stirring stick,The water still rotates itself;After the water stops,Once again,So 3 or 5 times,The water is clear;2,Adding a little aluminum sulfate is alum,Full choice to stir,After two or three times, the upper layer is to clarify the water;3,In fact, it's better to use your filter,As long as the filter material is enough,No gap,It is completely capable of dealing with suspended matter of groundwater.It is estimated that the filter material of your filter device is old,Not enough thickness,Or there's a gap,You found no plug.Check it out carefully?The key to keeping fish is to filter,And the key to filtering is to filter the fish,The toxins in the water are produced by fish,Only by removing t
