Hot answers tagged bitul-batel-null
According to the Sdei Chemed, this question dates back to the Pri Megadim (Yoreh Deah 62) who has a safek about whether bittul helps for ever min ha-chai to a ben noach. Subsequently, this became a popular topic of debate, and the Sdei Chemed records many acharonim on each side of the issue.
R' Blumenkranz in his Pesach Guide discusses homeopathic solutions, and is mattir based on them statistically not containing a single molecule. So according to him, a single molecule constitutes mashehu. E.g. mashehu chametz on pesach of table vinegar is 9.58×10-44 oz, considering only the the acetic acid part.
First if it is a "legal fiction" then you are in fact transgressing biblical and Rabbinical commandments regarding possessing Hametz over the course of Pesach. First you are referring to the Bitul Hametz that we all recite. However it is important to note that the formula of that specifically says, "Any leavened food or leavening in my possession ...
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