Saliva from edible animals such as cows, goats and camels is regarded as pure, so their leftover water is ordinarily suitable for purification.
If external filth is present on the mouth, actual contamination is assessed separately. An animal's normal legal status does not erase the effect of real impurity.
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Su’r: Categories, Purity, and Juristic Differences
Saliva from edible animals such as cows, goats and camels is regarded as pure, so their leftover water is ordinarily suitable for purification.
If external filth is present on the mouth, actual contamination is assessed separately. An animal's normal legal status does not erase the effect of real impurity.