Season 7 Episodes20
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Ranked #17 of 20 in Season 7•−0.2 vs season avg
How do they turn coffee beans into decaffeinated coffee; how do they smoke fish; and how do they use water to power ships?
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"Decaf Coffee, Smoked Fish, Water Jets" is episode 16 of How Do They Do It? season 7. It scored 7.0/10 from 10 votes, ranking #17 of 20 episodes this season (season average 7.2). It aired on September 10, 2010.