Water purifier.
From the point of view of filtration effect, the filtration effect of water purifier is better than that of ultrafiltration machine. Pure water machine is also reverse osmosis RO water purifier, equipped with the RO membrane , filtration accuracy of up to 0.0001 microns, filtered water for pure water, can drink directly.
And the ultra-filtration machine equipped with ultra-filtration membrane, filtration accuracy of 0.01 microns, although most of the harmful substances in the water can be filtered out, to a certain extent, retained beneficial to human health minerals and trace elements, but if the user's local water quality is not good enough, filtered water is not recommended to drink, need to be boiled after drinking as well.
Water purifier precautions
Water purifier filter should be replaced regularly, so as to ensure that the water quality is good, and is also conducive to prolonging the service life of the water purifier.
Water purifier malfunction, there is a noise or not out of the water, we must immediately turn off the water valve, find the cause of the failure, such as will not be repaired, do not dismantle, it is best to find a professional to deal with.
The water purifier is best not to be used for a long time, because it is easy to breed bacteria inside, if not used for more than 3 days, use again to rinse repeatedly, and drain the remaining water.
Reference: People's Daily Online - home water purifier Useful or not