Pickling Foods, Salting Foods: Is One Allowed to Put Back a Pickle into Its Jar Which Was Taken Out?;
Understanding the Difference Between טירחא יתירה (Tircha Yeseira, Major Exertion) and טירחא סתם (Tircha Stam, Minor Exertion) on Shabbos;
Removing Warts, Scabs, Loose Skin, etc. from One's Body;