Macam - Macam Najis = Among the things that need to be considered according to him is purity from unclean and there are three laws of unclean according to Islam, namely Mughalladzah unclean (heavy unclean), mutawassithoh unclean (moderate unclean) and mukhoffafah unclean (mild unclean), which I mentioned in mind mapping there are excrement, carrion, menstrual blood, and others, unclean is also dirty or impure.