Understanding the proper procedure of squeezing lemon juice and then putting it into liquids.
A part of the wall that is made to remove (e.g., a Pesach kitchen).
Rolling Marbles, Nuts, and Balls Indoors and Playing with Kugaluch or Jacks on Shabbos;
Gathering Fruits Together Which Spilled Out of a Basket or Box Indoors (e.g., a House, etc.);