May one wedge straw or splinters into the mouth of a vessel used for pouring wine from a barrel on Shabbat?

What are the three conditions required for sorting (borer) to be permitted on Shabbat?

3 opinions

What constitutes 'immediately' (l'alter) for the purpose of permitting borer on Shabbat?

4 opinions

Is one who sorts food from waste by hand for later use on the same day liable?

2 opinions

Does sorting apply to two types of food mixed together, and how does one permissibly select between them?

4 opinions

Is one who removes waste from food (rather than food from waste) liable even for immediate consumption?

4 opinions

Is it permitted to sort lettuce leaves, removing the moldy leaves from the good ones for the upcoming meal?

2 opinions

Is sorting Lupine (turmos) from its waste considered food-from-waste or waste-from-food?

2 opinions

Is it permitted to rub food from stalks (molelin) on Shabbat?

3 opinions