Why does pasta water boil over? - a podcast by Dr Chris Smith

This week's question is a curious cooking query from Anthony. "When pasta or rice is added to boiling water, there is a sudden surge of the boiling water to the point that the pot boils over with bubbles. Why is this?" Phil Sansom got in touch with Phillip Broadwith, business editor of the magazine Chemistry World... Like this podcast? Please help us by supporting the Naked Scientists

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