But, hey, everybody can rel-a-a-a-ax a little the second time around.

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Hey, guys, everybody have a seat -- have a seat.

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Hey, how is everybody doing?

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"Everybody comes out here and says, 'Hey, you're full of it, ' and then they see me do it, " says Rivera, who in the 1990s promoted a similar process for turning used tires into fuel oil.

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