Understanding the procedure of DOSH and what exactly makes it one of our melachas.
to clog a small crack in a pipe. Turning off gas range. Putting on, taking off smoke detector. Unscrewing the bulb that's off;
Is One Allowed to Walk with Hiking Shoes or Anything Similar on a Dirt Ground on Shabbos?;
Using a napkin to remove the oil, fish juices used to dip challah in to.