Questions tagged [maseches-keilim]

Tractate concerning the many different types of utensils made of different materials, how they contract Tumah (ritual impurity)

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Why does Rambam change the list of items in Keilim 29:2 that combine for tumah and hazayah?

In the mishnah Keilim 29:2, we see a list of items and an indication of how many can be attached to each other and still be considered joined with regards to tumah and hazayah (sprinkling for ...
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Who compiled tractate Keilim?

The last mishnah in tractate Keilim, mishnah 30:4, ends as follows: אָמַר רַבִּי יוֹסֵי, אַשְׁרַיִךְ כֵּלִים, שֶׁנִּכְנַסְתְּ בְּטֻמְאָה, וְיָצָאת בְּטָהֳרָה. Rabbi Yose said: Happy are you Kelim; ...
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Which manuscript of the Mishna did the Bartenura check?

In Kelim 28:5, the Mishna comments upon the susceptibility to impurity of various objects whose primary usage has been changed. A canteen that is turned into a mat, or a mat that has been turned into ...
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Have the measurements for tumah changed throughout the ages?

There is discussion among poskim whether we measure a kezayit (and other measurements) using contemporary olives/eggs/etc, or whether we use some larger measurement based on a perceived historical ...
4
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78 views

Why isn't Keilim 20:6 reckoned amongst the stringencies of Beit Hillel and the leniencies of Beit Shammai?

In Keilim 20:6, we see a disagreement between Beit Hillel and Beit Shammai (and Rabbi Akiva) as to when a floor mat (that is susceptible to midras impurity) loses its susceptibility to midras while ...
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20 views

Tumah of stuffed objects

In Hilchot Keilim 2:3, Rambam says that objects that have a receptacle that is made only to be (permanently) filled is not susceptible to tumah. בֵּית קִבּוּל הֶעָשׂוּי לְמַלְּאוֹתוֹ אֵינוֹ בֵּית ...
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19 views

Why compare zimmun to the tumah of broken/repaired vessels?

In Bavli Brachot 50a-b, Rava compares a rule for a zimmun to a rule for broken/repaired metal utensils. In particular, he says that in the case of three people, each coming from a separate group, each ...
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a non halachic pirush on maseches kelim

I recall once having seen a pirush on maseches kelim from a kabalah - chasidus viewpoint, and i since cant recall the name of the sefer or who wrote it, any ideas?
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Why do certain cloth combinations become susceptible to tumah while others don't?

In Keilim 27:3, we see the rule for when a clothes item becomes susceptible to tumah when it's made of different materials, each with a different minimum size to be susceptible to tumah. הָעוֹשֶׂה ...
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Odd choice of language in Keilim 19:4 and 28:6

In Keilim 19:4 and 28:6, we see an unusual (to me) way of describing av hatumah and rishon l'tumah: נִשָּׂא הַזָּב עַל הַמִּטָּה וְעַל הַמִּזְרָן, מְטַמֵּא שְׁנַיִם וּפוֹסֵל אֶחָד, דִּבְרֵי רַבִּי ...
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19 views

Why use/repeat this phrase in the mishna?

In eight mishnayyot (Keilim 8:4, Parah 8:2–7, Tahorot 8:7), we find the following odd phrase. הרי זה אומר מטמאיך לא טימאוני ואתה טימאתני It says: that which made you tamei didn't make me tamei, but ...
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Two supports for a stove: which one “counts”?

The mishnah in Keilim 6:1 describes a stove made in two ways: a pot resting on three metal* pegs that are either (1) attached at the ground via clay, or (2) stuck into the ground. In the first case, ...