Quickly review תוספת דף לח: “מעשה
Focus on the second half of Tosfos.
Questions:
Why does the ר”י not like the explanation of Rashi?
How does Rashi explain why placing a pipe of cold water into the חמי טבריא is considered הטמנה?
How does the ר”י explain why placing a pipe of cold water into the חמי טבריא is considered הטמנה?
Is the case of immersing a pipe of cold water inside the חמי טבריא on Friday or Shabbos?
Learn the ר”ן על גמרא דף לט: “גרסינן בגמרא ממעשה שעשו אנשי טבריא who explains the machlokes between Rashi and the ר”י.
https://hebrewbooks.org/pdfpager.aspx?req=37953&st=&pgnum=585
Write out the three explanations of Tosfos as to why one may not use the water that was placed inside the חמי טבריא.
Questions:
The prohibition of submerging an egg in sand according to ר’ יוסי based on רבה – is to prevent a person from mistakenly concluding that one may submerge an egg inside רמץ on Shabbos.
Is it permitted to submerge the egg on Friday?
If yes then how is it comparable to the case of immersing a pipe of cold water inside the חמי טבריא which was on Friday?
Does רב יוסף also agree there is a concern שמא יטמין ברמץ ?
Review תוס’ דף לט. “אלא
Learn רשב”א דף לט: “אמר רב חסדא starting from “וא”ת היכי מפרש” who gives us a new understanding of the opinion of רבה & רב יוסף from דף לט
https://hebrewbooks.org/pdfpager.aspx?req=40907&st=&pgnum=59