Sheeh – my brother is stupid. Not only does he think you can have a Cappuccino that is hotter than boiling but now, he thinks we need a ‘Global Army’ to protect the world. You have to feel sorry for him really, and for me – I have to live with him.

No Tim, it doesn’t matter if you put steam through the milk.

But did you know that boiling water can freeze quicker than cold water, or that milk was this interesting?