You want to be hard to beat and keep a clean sheet but you also want to go there to try to get a result.

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"We are not here just to penalise the offenders but also to create an awareness to keep the city clean, " he said.

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Swansea not just scored three goals against lead but secured their 17th clean sheet of the season to keep out the Championship's top-scorers.

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But we have to keep up the momentum, and transitioning to a clean energy economy will help us do that.

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Small and medium-sized businesses need data, but they also need an attitude toward data that they want to keep and maintain clean data.

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These productive individuals manage to keep their unseen, mind office clean and clear and agile, but the physical office is always disorganized in appearance.

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But setting that aside, a 30-to-1 benefit ratio to keep our air clean sounds like a mighty wise investment to me.

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Hammers striker Fredric Piquionne tested keeper Edwin van der Sar late on but the Dutchman was equal to the effort as Manchester United held on to keep their second clean sheet of the season.

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