This week's Strictly come uninterrupted train time has been replaced by unscheduled freezer defrosting. Why did I have to open my mouth and mention thermal mass when commenting on what was happening in the kitchen earlier...
The "something" probably turning out to be ice - which has built up over a number of months - and has no intention of getting removed / broken up, no matter what you do in an effort to "persuade" it otherwise.
