A. Reasons why one may not dip vessels on Shabbat:
1. Rabbah – gezera of carrying
a. Private cistern prohibited
d. Drawing water is permitted
e. Became impure on Yom Tov is permitted
f. Low level impurity is permitted
g. Niddah with clothing is permitted
2. Rav Yosef - May come to wring out clothing
3. Rav Bevai - May delay and cause mixups
4. Rava - Looks like repairing
Challenge - why a person may dip
B. Who is the author of our Mishnah?
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