Reference for Keritot 36:33

דילמא כוליה יומא מאורתא

from which it may be inferred that if vinegar he is liable, and this is in accordance with Rabbi, for it has been taught: Vinegar is a refreshing drink;<span class="x" onmousemove="('comment',' One is therefore exempt when one drinks it on the Day of Atonement.');">²³</span>

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