Is one allowed to drink the juices which oozed out during eating; grapefruit issues.
חסרון כיס Chesron Kis: Moving a Small Heater. The Status of a Fan;
מחמת חסרון כיס Machmas Chesron Kis: Handling Any Item One Would Like to Return to the Store;
is one allowed to open a knot that was made without any intention;