It will be designed to withstand an impact with a one centimetre object.

BBC: By BBC News Online Science Editor Dr David Whitehouse

Using additional triangulation, this can pinpoint an object's position to within one centimetre.

ECONOMIST: Global positioning: Accuracy is addictive | The

It was infested with maggots about one centimetre long.

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Dr Nightingale told BBC News Online women would normally palpate, or check, their breasts with their fingers and would only be able to feel lumps that are typically around one centimetre in diameter.

BBC: Prodding 'sounds out' breast lumps