For the source text click/tap here: Zevachim 74
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More cases of mixtures that include a forbidden item are discussed on our daf.
Rav Naḥman quoted Rava bar Avuh in the name of Rav as teaching that in a case of a signet ring of avoda zara that was mixed with others so that the entire collection was forbidden, if a single ring falls into the Yam HaGadol we will assume that it was the forbidden ring that fell, and all of the others are permitted.
We explore the sugya and the differences between sacred secular and profane.