What Should One Do If They Pressed a Button of the Bell, Watch, etc. by Mistake? Electric Water Meters on Shabbos. Winding Swings on...
Making a Bruise or Using a Toothbrush When One's Gums Might Bleed. Using Floss, Toothpicks, and Dealing with Blood from a Cut;
Is one allowed to use the liquids which was squeezed out of the fish?