Reference for Chullin 174:12

רבי יהודה אומר

applies only to the case where the water fell into the blood,<span class="x" onmousemove="('comment',' For then each drop of water as it falls into the blood becomes neutralized and is lost; and only when so much water falls into the blood so that the whole mixture assumes the appearance of water is it rendered invalid.');">⁶</span>

Jastrow

Jastrow

Jastrow

Jastrow