Sentence:  The potency of a <WSD>jacked</WSD> beverage depends on the temperature applied to the original beverage; the colder the liquor, the more water can be frozen out .... In New England, where this technique was historically used, people could get applejack to around 30 percent alcohol .... 
Meaning of the word marked with <WSD> tags:  To produce by freeze distillation; to distil (an alcoholic beverage) by freezing it and removing the ice (which is water), leaving the alcohol (which remains liquid).