1.   If the water supply becomes too foul, consumers can always buy bottled water.

2.   If the coaches and the players step out of character, and what is fair becomes foul and vice versa, sorry is the least we can be.

3.   Refugees quit using them after a week when the sensory assault became too foul to endure.

4.   When did writing about God on the sports pages become foul?

5.   With no ventilation, and sanitary facilities inadequate, the air quickly became foul and stayed that way.