What is the difference between water altered by chlorine, which removes its designation as water, and water altered by a pure substance that so overwhelms it that it loses its designation as water, such as ink or coffee, concerning which Ibn al-Mundhir transmitted a consensus on the impermissibility of purification with it?
Source: FtawySummary from Ftawy's records · added here Sep 2, 2026
Ibn al-Mundhir's consensus is that non-wine liquids are not permissible for Wudu or . This is what Ibn Qudamah mentioned, because Allah established ritual purity for water. The change in water due to chlorine is not among what was mentioned; rather, it belongs to the category of water mixed with a pure substance that can be avoided, and the name "water" remains. There is a difference of opinion regarding this type.
Summary from Ftawy's records · added here
Reviewed by El Fatwa's sharia committee.
Read the full answer on Ftawyhttps://ftawy.com/en/questions/51224
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