The correct answer is, "When covered by
liquid SUFFICIENT to reduce the coefficient...
The Big Bang Theory Season 2, Episode 5
- Is that SUFFICIENT?
- Quite. Thank you.
Game of Thrones Season 3, Episode 5
Will that be SUFFICIENT to repair your walls?
Game of Thrones Season 2, Episode 1
You two. Three of you
ought to be SUFFICIENT
Game of Thrones Season 1, Episode 4
...is SUFFICIENT for each person,
as it doubles in volume when cooked.
The Big Bang Theory Season 2, Episode 9