Read this:-
supercooled water
The little article from Leeds university should serve as a sharp reminder to the know it all,- "it will blow off" brigade.
Drop down to the noisy video in the page.
Surface contamination serves as a perfect seed (ice nucleation) environment for the formation of new crystals.
(This was implicated in the BA038 LHR near disaster caused by in the end by fuel cavitation).
The phenomenon might be the EXACT cause of the Tiumen crash.