Washing Something Najis in Kurr Water
Issue No.25- If something that has become najis (such as clothes or a container) is washed in kurr water, it will become ṭāhir.
Change of the Colour, Smell and Taste of Water Owing to Something Ṭāhir
Issue No.26- If the smell, colour, or taste of kurr water changes owing to something else which is not najis, it does not become najis. However, it is always better to avoid dirty water.
Contiguity of an Original Najis Substance with Water Which Is More Than Kurr
Issue No.27- If an original najis substance (like blood) reaches water which is more than kurr and changes a part of it, in the case of the unchanged part amounting to one kurr or more, only that part which has changed will be najis, otherwise the entire water becomes najis.
Ghusālah of Tap Water
Issue No.28- If a najis object is washed under a tap which is connected to kurr, the water which falls from it is ṭāhir, unless it acquires the smell, colour, or taste of the najāsah.
Doubt about Water That Was Previously Known to Be Kurr
Issue No.29- If the quantity of an amount of water was equal to kurr or more, and later on one doubts whether it has reduced to less than kurr, it will be treated as equal to kurr. On the contrary, if water was less than kurr, and later, one doubts whether it increased to the amount of kurr, it should be treated as less than kurr water.
Doubt about Water That Was Previously Known to Be Qalīl
Issue No.29- If the quantity of an amount of water was equal to kurr or more, and later on one doubts whether it has reduced to less than kurr, it will be treated as equal to kurr. On the contrary, if water was less than kurr, and later, one doubts whether it increased to the amount of kurr, it should be treated as less than kurr water.
When an Original Najis Substance Comes in to Contact with Flowing Water
Issue No.36- If najāsah reaches flowing water, only that part of the water will be najis whose smell, colour or taste changes on account of it, and the end which is connected to the spring will be ṭāhir even if it is less than kurr. However, the water on the other side of the canal will be najis if it is less than kurr, unless it is somehow connected through the unchanged portion of the water to the spring.
Waters That Are Considered as Flowing Water
Issue No.37- Stationary water that refills every time water is drawn from it is treated as flowing water and does not become najis if najāsah reaches it, even though it may be less than kurr. The ruling applies, as well, to the stationary water at the bank of a creek which is connected to the water of the creek.
Tap Water Which Is Connected to a Reservoir
Issue No.39- Tap water in buildings, bathrooms, etc., which is connected to a reservoir, is treated as flowing water, provided that the water in the reservoir alone or together with the water in the pipes is not less than kurr.
Water in a Container Which Is Connected to Tap Water
Issue No.40- If a container is placed under tap water, the water in the container is treated as flowing water while it is connected to the tap water.
The Amount of Rainfall
Issue No.42- It is not sufficient that only a few drops fall, rather, it is necessary that it precipitates to an extent that it can be said that it has rained.
Rainwater Which Comes in to Contact with an Original Najāsah
Issue No.44- If there is original najāsah on the earth or the roof of a building, and rain falls on it, it will be necessary, as an obligatory precaution, to avoid the water. However, the amount that has not fallen on the najāsah is ṭāhir, and if it is mixed with that which has come in to contact with the najāsah and flows down the rain drain pipe, it will be ṭāhir too.
