Rephael Cattan

We have finished Klal 14 and are discussing a few points not mentioned in the Chayei Adam. Today, we will go back to touch on an idea from the beginning of the klal about eating grapefruits on Shabbos. Grapefruits are not included in the category of grapes and olives, so according to most poskim, the

We have finished Klal 14, and we discuss a few points not mentioned in the Chayei Adam. The first point is about schita in regards to hair. The Gemara says that it is assur to squeeze hair on Shabbos due to the issue of schita. We have learned that hair is not halachically considered an

  We are continuing in siman 16, discussing the halachos of using a sponge on Shabbos. We have learned the opinion of the Rambam and the Raavad. We left off with the question of the Raavad on the Rambam, that even when a sponge has a handle, it is inevitable that squeezing will take place. 

We are continuing in siman 16, discussing the halachos of using a sponge on Shabbos. We have learned the opinion of the Rambam and the Raavad. We left off with the question of the Raavad on the Rambam, that even when a sponge has a handle, it is inevitable that squeezing will take place.  There

  We are beginning siman 16. The Chayei Adam discusses a case based on the mishnah in Shabbos, daf 143a, where the Mishnah discusses using a sponge on Shabbos. The sponges used at the times of Chazal were actually a living organism which grew in the water and had the ability to absorb. Nowadays, our

  We have finished siman 15, and touched on the concept of psik reisha. We touched on the difference between psik reisha d’nicha lei, (which is assur mideoraysa) and psik reisha d’lo nicha lei (which we pasken is assur miderabanan). Today, we will review this point. See shiur s274 for further discussion of this concept.

  We are beginning siman 15. The Chayei Adam discusses a scenario of one who has a hole in their barrel, and wishes to stuff up the hole with rag or cotton. The cloth will certainly absorb liquid, and the concern is that as he stuffs the cloth into the hole, some of the liquid

  We are continuing in siman 13, discussing the idea of preparing a cloth for use as a compress. A relevant example of the need for a compress was a case where a child recieved a bee sting and was very uncomfortable. The child was not in any danger, but was considered a choli kol

    We are beginning siman 13! There is an age-old question regarding borer and filters. Historically, people would make a bag out of a tight-knit cloth, and eventually the liquid would seep through. This bag is a problem, because the bag is considered a kli for the purpose of filtering. It is either borer