许多人喜欢用洗衣粉洗衣服,特别是使用洗衣机多是使用洗衣粉,这是因为洗衣粉具有皂液均匀、泡沫多、容易洗净脏物等优点。但是有些人在洗衣领、袖口、裤脚等污垢较重的地方时,总愿意用肥皂来揉搓,以为这样洗涤的效果更好。其实,这样做反而容易使衣服不容易洗干净。因为肥皂是碱性 Many people like to use laundry detergent to wash clothes, especially the use of washing machines, mostly using washing powder, which is because the washing powder with soap uniform, foam, easy to clean dirt and so on. However, some people are always willing to use soap to rub the laundry collar, cuffs, trousers and other places with heavy dirt so that the washing effect is better. In fact, it is easy to make the clothes not easy to clean. Because soap is alkaline