In SA OC Siman 340 in the Taz Sif-Katan 1 and brought in M"B Sif-Katan 10 that one shouldn't remove wax from on top of an ois (letter) in a Sefer because of the issur of "erasing" (mechika). The Biur ...
Possible Duplicate: Hashems name on device Is it permissible to erase the name of G-d from an E-reader? What are the practical limits of shaimos in the common era? Forgive me if I get ...
Is using a book with letters stamped on the sides melacha (erasing) if the book wasn't closed in the first place?
A comment on this question points to the following from OU: Likewise, when words are stamped on the edge of a book (as is the case with most library books), these letters are separated when the ...
Specifically, when the writing - such as an expiration date - is printed in dot matrix style across the line between the bottle cap and the bottle cap's ring, what are the issues involved in opening ...