Can potatoes in Peking University Hospital be shredded and soaked in water for two days?

Can't eat. After the shredded potatoes are cut, soaking in water can reduce the starch content, but it is not advisable to leave them in water for too long, otherwise the taste and nutrition will be greatly reduced. Generally, shredded potatoes can be soaked for one day at most. If you don't eat it after a day, it is not only very easy to be soft and bad, but also may breed harmful microorganisms such as bacteria, which will lead people to eat by mistake and endanger their health. So shredded potatoes soaked for two days can't be eaten.