Is one allowed to drink the juices which oozed out during eating; grapefruit issues.
Eating or Sleeping for After Shabbos. Using a Non-Jew to Do הכנה (Hachana);
Using an Intercom, Recorder, or Microphone on Shabbos;
Lowering the Strength of a Fan, Dimming the Lights, Lowering the Settings on a Heater or Refrigerator;