|  | 31. | Isinglass is the most common fining used to clear cask ale. 
 
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|  | 32. | The spirit is aged in American bourbon charred casks in Cornwall. 
 
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|  | 33. | Its crew had opened gunpowder casks and set one on fire. 
 
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|  | 34. | She returned to Britain on 31 May 1822 with 420 casks. 
 
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|  | 35. | She returned to Britain on 4 April 1829 with 450 casks. 
 
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|  | 36. | She arrived in Britain on 3 March 1839 with 200 casks. 
 
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|  | 37. | She returned on 6 August 1816 with 460 casks of oil. 
 
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|  | 38. | She returned on 27 August 1818 wit 480 casks of oil. 
 
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|  | 39. | Or, keep topping the cask off with more brandy. 
 
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|  | 40. | All the while the wine is aging in casks and later bottled. 
 
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