What Should One Do If They Pressed a Button of the Bell, Watch, etc. by Mistake? Electric Water Meters on Shabbos. Winding Swings on...
Opening and closing cereal boxes, cookie packages, books, etc. with letters, numbers, pictures printed on them.
Is One Allowed to Press the Button on a Fan to Control the Oscillating (Turning Back and Forth) Cycle on Shabbos? Using Water Vaporizers...