Kollel Iyun Hadaf, Jerusalem
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?2)
(a) According to the Chachamim, how does one examine a vessel to find out whether it lets in water or not?Rebbi Yehudah disagrees.
(b) Why does he disagree, and what is his reasoning?
3) Rebbi Yehudah suggests as an alternative, that one places the vessel on the fire.
(a) What will such a test prove?4)
(a) What is the difference (regarding Tum'as Meis) between a finger with a nail and one without one?This difference does not apply to one of the five fingers, only to a sixth finger?
(b) What other conditions are required before the sixth finger will not be Metamei be'Ohel?5)
(a) Which kind of vessel is Metamei Tum'as Meis but not Tum'as Medras?6)
(a) Which two kinds of people are Kasher to judge money matters, but not matters which could result in the death-sentence?