MISHNA BERURA YOMI MISHNA BERURA DIRSHU MARCH 11

(PLEASE LEARN FOR A REFUA SHELAMA FOR THE GEDOLIM Rav Elyashiv -Yosef Sholom ben Chaya Musha, Rav Shteinman - Aaron Yehuda Leib ben Gitel Feiga, Rav Weiss - Yitzchak Tuvia ben Rikal, Rav Belsky - NAME ADDDED Chaim Yisroel ben Chana Tzirtel, Rav Yosef - Yaakov Chai ben Margalit And Telzer Rosh Yeshiva, Yitzchok Izak ben Trina Rivka Vizhnitzer Rebbe-Moshe Yehoshua ben Margulios for a refuah shleima b’soch kol cholei am Yisrael.)

S"A SIMAN 451 SIF 3 MISHNA BERURA 23 Similarly, if the handle is made out of horn, purging will also be of no benefit /for the knife/, since horn /also/ becomes ruined by steaming hot water and there are grounds for fear that one may be anxious about it /and will not purge the knife properly/. MISHNA BERURA DIRSHU CHELEK 5(PESACH) Q:IS HAGALA GOOD TO KASHER A MICROWAVE FOR PESACH? A:RAV ELYASHIV SAYS NO IT IS NOT B/C YOU WOULD BE WORRIED ABOUT RUINING THE MICROWAVE AND NOT DO A GOOD JOB(SEE NOT 24 FOR WHAT TO DO TO A MICROWAVE FOR PESACH SEE M"B 81 NOTE 73.