For the small well discussed here, remember these main triggers:
1. A physical impurity such as blood or wine falls into it.
2. A pig falls into it, even if it comes out alive.
3. A dog, sheep, or human dies in it.
4. Any carcass swells or decomposes in it, even a small one.
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Complete-Drainage Triggers: Recap
Well Purification: Cases Requiring Complete Drainage
For the small well discussed here, remember these main triggers:
1. A physical impurity such as blood or wine falls into it.
2. A pig falls into it, even if it comes out alive.
3. A dog, sheep, or human dies in it.
4. Any carcass swells or decomposes in it, even a small one.