1. Remove the cause of impurity and withdraw the required volume as distinct steps.
2. For an intact carcass, size matters; if swollen or decomposed, the condition overrides size.
3. The local medium bucket is the counting standard.
4. An inexhaustible well raises alternative methods: volume estimation and Muhammad’s numerical report.
5. Unknown entry time creates a disagreement between Abu Hanifa and the companions about repeating past prayers.