Few in Spain know that dumping your olive oil in the wrong place can lead to some hefty fines if caught. Olive oil is a way ...

Pouring fat, oil, grease and even leftover food down the sink can cause waste to congeal and block public sewers. The backed-up sewage can then spill into rivers and streams. Environment Agency ...

It is so tempting to … mix [that oil] with water and wash ... Even "insinkerators" — which process food waste into small particles before flushing them down the sink — can cause problems.