Kashering Formica Counters and Plastic
Question: I have just moved into a new home and need to kasher the kitchen. What is the halacha regarding the formica countertops? Is it the same for plastic utensils? Answer: There is a machlokes among the rishonim as to how to treat materials that aren’t mentioned in the Torah. Thus, for example, while most rishonim including the Shulchan Aruch (OC 451:26) hold that as glass is non-absorbent, it does not need to be kashered , the Rema follows the Mordechai (Pesachim 374) who writes that glasses can’t be kashered for Pesach because they are made from sand and therefore similar to earthenware. R’ Yechiel Yaakov Weinberg (Seridei Aish 1:46) writes that the acharonim are lenient regarding plastic and such utensils may be kashered through hagalah (placing in boiling water). R’ Eliezer Waldenberg (Tzitz Eliezer 4:6:3) compares plastic utensils to stone ones and permits kashering through hagalah. R’ Yitzchak Yaakov Weiss (Minchas Yitzchak 1:86; 3:67) writes that while on...