Putting the Little Plastic or Rubber Cups on the Bottom of Chairs or Tables and Blowing Bubbles on Shabbos;
Is One Allowed to Push a Carriage, Wheelchair, etc. on Dirt Ground Outdoors? Is One Allowed to Sit on a Chair on Dirt Ground...
Picking Chapped Skin or Lips, Removing Splinters, and How to Handle a Nosebleed;