Receiving interest from a bank, dividends from stocks, etc. (Part #2)
interesting cases that come up with items that are not made to stay in their place all the time.
מבטל כלי מהיכנו (nullifying a vessel from its normal usage). Putting a כלי (utensil/vessel) under candles to catch oil, to catch the candle and...
Separating Challah on Shabbos;