Understanding the rabbinical restrictions of KOSAIV/MOCHAIK.
The Difference Between Trapping a Bee and Trapping a Fly;
Part #2. Understanding the concept of "שכר שבת בהבלעה" (shabbos earnings included with weekday earnings).
(Squeezing materials.) the correct procedure in reference to wiping up spills on a counter, table or floor with a towel or rag;