The difference between one letter or two letters; writing with a "SHINUI" (not the usual manner).
One letter on top of another letter.
Making a Bruise or Using a Toothbrush When One's Gums Might Bleed. Using Floss, Toothpicks, and Dealing with Blood from a Cut;
taking items out of the refrigerator removing raisins from kugel removing oil from yogurt removing juice from coleslaw
Is there a problem with unfolding clothing (e.g., TALIS, pants, etc.) on Shabbos and folding a paper napkin on a line;