Originally Posted by
cestmoi123
It doesn't meet all the other criteria, that's the whole point. She had 200oz of liquid milk (vs. the 3.4oz per container limit, and ~32oz cumulative limit (one quart baggie), so that's definitely over the limit.
As for the 300oz of frozen milk, I don't see any specific references in the UK rules site, but TSA (in the US) regards anything that's liquid at room temperature as a liquid.
In the US, anything declared by the passenger to be a medical liquid is a medical liquid and not subject to the quantity limits