"צביעה באוכלים" (coloring in foods) - the stringent view of some poskim
Understanding the concept of "משקה הבא לאוכל" (squeezing liquids onto solids) in greater detail.
ממצוא חפציך (Mimtzo Cheftzecha): Reading Various Manuals or Literature on Shabbos;
Introduction. Part 2;