When would water not freeze flat?

Question

so my coworker froze some water in a nalgene bottle (the bottle was laid on it's side) but the water didn't freeze uniformly--the the ice was jagged like icicles. is this a sign of the apocalypse?!

Answer 1

nothing to with with insanity it's purely the state of water as it froze whether a chemical escaping it like bubbles or the extreme speed of the freezing

Answer 2

It's a sign of ice crystals.  What apocalypse?  If is was then you are dead so don't bother about ice.

Answer 3

When it's mostly Vodka.