"צביעה באוכלים" (coloring in foods) - the stringent view of some poskim
(Squeezing materials.) is one allowed to dry their hair when it's wet on Shabbos;
Playing Basketball or Soccer Outside and Rolling Items on a Covered Ground (e.g., on a Carpet, Mat, Board, etc.);
A Quick Review of Liquids of the Middle Level אסור מדרבנן (Asur M'drabanan/Rabbinically Not Allowed);