Reference for Menachot 46:15

בשלמא למ"ד בתר מבטל אזלינן מבטל הוי כבטל דכל פורתא חזי למקמץ מיניה והוי ליה מין ומינו ומין במינו לא בטל

can become like that which is to be neutralized, seeing that every particle thereof is appropriate to be taken up in the handful.<span class="x" onmousemove="('comment',' Consequently the mixture is deemed to be one of like kinds, and therefore neutralization does not take place. In cur. edd. this is added in the text. It is omitted in MS.M.');">¹⁸</span> But according to him who holds that we must consider what is to be neutralized, [it will be asked,] Can the handful ever become like the meal-offering from which the handful has not yet been taken?

Jastrow

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