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1) A hole which is small enough to even let water into a vessel, invalidates it as regards 'Mei Chatas' and as regards a Gistera.

(a) What is a Gistera?

(b) What is the Din regarding a hole in a vessel that leaks water, but is too small to let water in?

(c) What is the Din regarding the same size hole in a whole vessel, and why is a Gistera different in this regard?

(a) According to the Chachamim, how does one examine a vessel to find out whether it lets in water or not?

(b) Why does he disagree, and what is his reasoning?

(c) How would one make the inspection according to *him*?

3) Rebbi Yehudah suggests as an alternative, that one places the vessel on the fire.

(a) What will such a test prove?

(b) What is Rebbi Yossi's objection to that test?

(c) What does he suggest one should do instead?

(d) How else would one know that a hole in the vessel lets water in?

(a) What is the difference (regarding Tum'as Meis) between a finger with a nail and one without one?

(b) What other conditions are required before the sixth finger will not be Metamei be'Ohel?

(c) What is the minimum size limb which will be Metamei through touching or carrying?

(a) Which kind of vessel is Metamei Tum'as Meis but not Tum'as Medras?

(b) How do we learn that from "(ve'ha'Yosheiv al ha'Keli) *Asher Yeishev Alav* ha'Zav"?

(a) Which two kinds of people are Kasher to judge money matters, but not matters which could result in the death-sentence?

(b) Why do we need two Mishnahs to make this distinction? Why can we not learn one from the other?