Where once he was considered aggressive -- and that still flares up on occasion -- Perez has a smooth driving style, akin to Button.

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Unlike a conventional internal combustion engine, LEAF has 100 percent of its torque available from start, delivering smooth, consistent acceleration and the driving feel similar to a conventional V6 engine.

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Its smooth and silent ride and instant acceleration makes driving like surfing a wave.

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And yes, it's certainly a pleasantly smooth kick in the pants while you're driving it.

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Good, safe winter driving requires careful changes in direction and smooth braking, respecting and maintaining precious traction.

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In mid-October, jurors spent up to three days driving the short list vehicles back-to-back on the smooth, winding roads near Hell, Mich.

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Part of what is driving Zimmer's momentum is its acquisition--and so far smooth integration--of Centerpulse, which made it the largest orthopedic products company in the United States, Europe and Japan.

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