据说盐的渗透性反而将农药渗入蔬果。baking soda 才是正确的选择。

https://zhuanlan.zhihu.com/p/404389014#:~:text=%E5%85%B6%E5%AE%9E%E8%BF%99%E9%87%8C%E5%A4%A7%E5%AE%B6%E5%AF%B9%E7%9B%90,%E4%BA%86%EF%BC%8C%E7%9C%9F%E7%9A%84%E5%BE%88%E5%8F%AF%E6%80%95%EF%BC%81