What Should One Do If They Pressed a Button of the Bell, Watch, etc. by Mistake? Electric Water Meters on Shabbos. Winding Swings on...
Lowering the Strength of a Fan, Dimming the Lights, Lowering the Settings on a Heater or Refrigerator;
Throwing Water into the Air. Putting Cold Water into a Cold Water Vaporizer/Dehumidifier. Using an Aerosol Spray Can;