Is one allowed to squeeze fruits to enhance the fruit itself and not for the juices.
How much time is needed before or after shabbos to say it is "שכר שבת בהבלעה" (shabbos earnings included with weekday earnings).
wiping one's hands or mouth on a towel when they are dirty from colored foods or drinks (e.g., grape juice, pomegranates, colored ices, etc.);
Causing a Bruise or Bleeding: Other Melachot Involved. Removing Splinters on Shabbos and Actions to Stop Bleeding;