"צביעה באוכלים" (coloring in foods) - the stringent view of some poskim
Is One Allowed to Add Salt to a Vegetable Salad if They Put in Oil, Vinegar, or Salad Dressing at the Same Time? Is...
(Squeezing materials.) the correct procedure in reference to wiping up spills on a counter, table or floor with a towel or rag;