oject_05-22_HD 2p_1Sabun ka Jhag Safed kyun hota hai ? General knowledge

Hello friends,

I have discussed about a very knowledgeable topic.We know that We use various colour of soaps but during its use , it's foam always remains white. Actually there is a very interesting and scientific reason behind it. In this video I have described about that reason in simple language. Hopefully you will like it.