Machshirin 6:5 - 6:6

בין גדולים – liquids that come out/exude from the anus/end of the rectum.

בין קטנים – urine.

ודם הקזה לשתיה (letting blood, opening a vein) – the letting of blood [from a vein] that he intended to provide as drink for the animals, and beasts or to the Canaanite [slaves].

מי חלב – this is the whey/curdled milk that is separated from the cheese when they curdle the milk and congeal it in rennet, it makes the seeds susceptible [for receiving ritual impurity].

ומוחל כשמן (and the sap/thin secretion is like oil) – black waters hat come out from the olives.

שאין מוחל יוצא מידי שמן (for the sap is not wholly freed from particles of oil) – and it itself is sap/a thin secretion. According to Rabbi Shimon, it is fruit juice and it is not considered a liquid, but is susceptible [to receive ritual impurity] because of the remnants of oil that are in it.

ר' מאיר אומר אע"פ שאין בו שמן – the sap itself is considered a liquid and it is susceptible [to receive ritual impurity] and it defiles. And the Halakha is according to Rabbi Meir.

דם השרץ כשבשרו – and combines like the size of a lentil, as it is written regarding the eight reptiles (Leviticus 11:29-30): “The following shall be impure for you [from among the things that swarm on the earth: the mole, the mouse, and great lizards of every variety; the gecko, the land crocodile, the lizard, the sand lizard and the chameleon],” to include its blood that defiles like its flesh, it is able to make the seeds/semen susceptible [to receive ritual defilement], as Scripture teaches (Leviticus 11:29): “The following shall be impure for you” – it is impure, but it does not make the seeds/semen susceptible [to ritual defilement].

ואלו מטמאים ומכשירים – that they themselves are impure liquids and they defile and make susceptible [to receive ritual defilement] as one..

זובו של זב – as it is written (Leviticus 15:2): “[When any man has] a discharge [issuing from his member,] he is impure.”

ורוקו – (Leviticus 15:8): “If one with a discharge spits [on one who is pure].”

ומימי רגליו – (Leviticus 15:3): “The impurity from [his discharge] shall mean the following –“/"וזאת תהיה טומאתו" – [the word] "וזאת"/and this – to includes urine.

ורביעית דם מן המת – as it is written (Numbers 19: 13): “Whoever touches a corpse, the body of a person [who has died],”/"כל הנוגע במת בנפש האדם" – “the body of a person is a quarter-log of blood, as it is written (Leviticus 17:11): “it is the blood, as life, [that effects expiation]”/"כי הדם הוא בנפש [יכפר]"(note that there is a slight variant in the way the verse is read from what Bartenura writes: "כי הדם הוא הנפש").

ודם נדה – as it is written (Leviticus 15:33): “and concerning her who is in menstrual infirmity”/"והדוה בנדתה" - just as that which flows from her, is impure like her.

שכבת זרע אינה מכשרת – that it is not considered a liquid, and it has the epithet.

דם הנדה אינו מכשיר – a thing that a person with abdominal troubles/piles that he also does not make susceptible [to receive ritual impurity].

דם המת אינו מכשיר – that since he died, his blood has left the category of a liquid. But the Halakha is not according to any one of these Tannaim/teachers, but rather, all of them defile and are susceptible [to receive ritual defilement] according to the first Tanna/teacher [of the Mishnah].