The kernel shell is what you will grind and add to water I’d advise you check for the process on you tube so you can understand it better.
That alum own is best for those water that have mud color it’s very effective.
I’m glad you found this helpful 🥰
Definitely, personal research would go alone way. Thanks for letting me know such method of water purification exist.
Yeah it’s always good to do personal research and test these things to know what works best.
Thank you so much for stopping by