Ruling on tahur water altered by an adjacent substance that does not blend
Does water altered by an adjacent substance such as fat, oil, or wax still remove hadath?
Ablution is valid with water altered by an adjacent substance such as fat, oil, or wax, since change by mere proximity does not strip it of being absolute water.
Purification is valid with water altered by an adjacent substance such as fat, oil, or wax; it stays tahur, removing hadath and impurity.
Hadath and najasah may be removed with water altered by an adjacent substance such as fat or oil, because the change comes from proximity, not from blending.
Purifying with water altered by an adjacent substance such as fat, oil, or wax is disliked, yet it validly removes hadath because it is still called absolute water.