Here is a man who can take his instrument and produce from it the sweetest-sounding violin or the power-pumped beat of a drum kit.

BBC: Bono in action

In fact, a drum that is beaten pretty often is that action by journalists and audiences has power to change publisher behaviors.

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Different combinations of disc and drum brakes can be attached to keep Malibus low-priced but let Saab boast serious stopping power.

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Different combinations of disk and drum brakes can be attached to keep Malibus low-priced and to let Saab boast of serious stopping power.

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