Bought a Thermos with the intention of taking some milk to work with me and keeping it cold (for obvious reasons) but upon reading the small print it says not suitable for milk or baby food products. It's very vague saying something about bacteria growth but if I'm only leaving it there for the working day (9 hours max) and it spends most of that time sealed surely it will be ok? Has anyone else ever kept milk in one? Or do I need a different kind of container?
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